Practical Engineering
Do Pumps Create Pressure or Flow?
updated
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Unlike NASA, which spends years in planning and engineering, SpaceX uses rapid development cycles and full-scale tests to work toward its eventual goals. They push their hardware to the limit to learn as much as possible, and we get to follow along. They’re betting it will pay off to develop fast instead of carefully. This video compares the Stage 0 launch pad to the historic pad 39A.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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DISCLAIMER
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This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
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This video is sponsored by Nebula.
Some footage courtesy of @NASASpaceflight
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Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
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Video by Grady Hillhouse
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Written and Produced by Ralph Crewe
Production Assistance from Josh Lorenz
Graphics by Nebula Studios
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Many cities across the world maximize the use of valuable land on earth’s surface by taking advantage of the space underneath for bypassing floods. This video discusses some of the challenges and solutions to these massive projects.
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Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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DISCLAIMER
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This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
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This video is sponsored by HelloFresh.
Stock video and imagery provided by Getty Images, Shutterstock, and Videoblocks.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Video by Grady Hillhouse
Edited by Wesley Crump
Script Edit by Ralph Crewe
Production Assistance from Josh Lorenz
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On September 13, 2018, a pipeline crew in the Merrimack Valley in Massachusetts was hard at work replacing an aging cast iron natural gas line with a new polyethylene pipe. By the end of the day, over a hundred structures would be damaged by fire and explosions, several homes would be completely destroyed, 22 people (including three firefighters) would be injured, and one person would be dead.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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SPONSORSHIP INQUIRIES
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DISCLAIMER
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This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
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This video is sponsored by Nebula.
Stock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Video by Grady Hillhouse
Edited by Wesley Crump
Written and Produced by Ralph Crewe
Production Assistance from Josh Lorenz
Graphics by Nebula Studios
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It turns out that plenty of types of infrastructure, especially those that have serious implications for public safety, are equipped with instruments to track their performance over time and even save lives by providing an early warning if something is going wrong. Engineers keep an eye on strain, vibrations, temperature, pressure, tilt, flow rate, and more to make sure that structures behave like they were designed and to keep people safe from disaster.
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Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
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Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
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This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
This video is sponsored by Henson.
Stock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Hosted/Written/Produced by Grady Hillhouse
Edited by Wesley Crump
Script Edited by Ralph Crewe
Production Assistance from Josh Lorenz
Graphics by Nebula Studios
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On the evening of Friday, February 3, 2023, 38 of 149 cars of a Norfolk Southern Railway freight train derailed in East Palestine, Ohio. Five of the derailed cars were carrying vinyl chloride, a hazardous material that built up pressure in the resulting fires, eventually leading Norfolk Southern to vent and burn it in a bid to prevent an explosion. The ensuing fireball and cloud brought the normally unseen process of hazardous cargo transportation into a single chilling view, and the event became a lightning rod of controversy over rail industry regulations, federal involvement in chemical spills, and much more.
Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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SPONSORSHIP INQUIRIES
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DISCLAIMER
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This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
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This video is sponsored by Nebula.
Stock video and imagery provided by Getty Images, Associated Press, Shutterstock, and Videoblocks.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Video by Grady Hillhouse
Edited by Wesley Crump
Written and Produced by Ralph Crewe
Production Assistance from Josh Lorenz
Graphics by Nebula Studios
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See Part 1 of this series here: youtube.com/watch?v=UBivwxBgdPQ
Huge thanks to the entire team at @emriver for hosting us!
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Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Twitter: twitter.com/HillhouseGrady
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SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
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This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
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This video is sponsored by Brilliant.
Thanks to Emriver for hosting our crew. Check them out at Emriver.com!
Stock video and imagery provided by Getty Images, Shutterstock, and Videoblocks.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor: Wesley Crump
Production Assistant: Josh Lorenz
Script Editor: Ralph Crewe
Background Painting: Josh Welker
Graphics: Nebula Studios
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From preconstruction costs to inflation to unexpected site conditions, there are a lot of reasons construction budgets rarely align with construction costs. Let's talk about it!
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Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
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Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
This video is sponsored by Henson Shaving.
Stock video and imagery provided by Getty Images, Shutterstock, and Videoblocks.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor: Wesley Crump
Production Assistant: Josh Lorenz
Script Editor: Ralph Crewe
Background Painting: Josh Welker
Graphics: Nebula Studios
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Errata: At 11:54, the slope equation is inverted.
We’ve teamed up with @emriver , a company that makes physical river models called stream tables, to create a two-part series on the science and engineering behind why river channels shift and meander and what tools engineers use to manage the process.
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Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Twitter: twitter.com/HillhouseGrady
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SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
Thanks to Emriver for hosting our crew. Check them out at Emriver.com!
This video is sponsored by Keysight.
Stock video and imagery provided by Getty Images and Shutterstock.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor: Wesley Crump
Production Assistant: Josh Lorenz
Script Editor: Ralph Crewe
Background Painting: Josh Welker
Graphics: Nebula Studios
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Last August, a flood took out the aging water system in Jackson, Mississippi, leaving nearly everyone in the City without water. Only a few months later, arctic weather broke so many pipes in the city that residents again lost access to water, some for nearly two weeks, continuing one of the worst water crises in American history.
IMPORTANT LINKS
____________________________________
2022 Testimony of Abre’ Conner: naacp.org/sites/default/files/documents/Abre%27%20Conner%20-%20HS%20Hearing%20Testimony%209.19.22.pdf
Brooking's Institute Article: https://www.brookings.edu/blog/the-avenue/2021/03/26/in-jackson-miss-a-water-crisis-has-revealed-the-racial-costs-of-legacy-infrastructure/
White Flight in Jackson: mississippifreepress.org/24739/the-fearless-11-the-impact-of-white-flight-and-integration-in-jackson-miss
MSDH Jackson Water Crisis Webpage: msdh.ms.gov/msdhsite/_static/30,0,76,720.html
EPA Jackson Water Crisis Webpage: epa.gov/ms/jackson-ms-drinking-water
Most of the timeline and summary information included in the video comes from this source: epa.gov/system/files/documents/2022-11/U.S.%20v%20City%20of%20Jackson%20MS%20Complaint%20w%20Attachments_Filed.pdf
MSEMA Incident Command Briefs: msema.org/jackson-water-crisis-2022
Is Water a Human Right? ohchr.org/sites/default/files/2021-09/FactSheet35en.pdf
Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
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Facebook: facebook.com/PracticalEngineerGrady
Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
Stock video and imagery provided by Getty Images, Shutterstock, and Pond5.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor: Wesley Crump
Production Assistant: Josh Lorenz
Script Editor: Ralph Crewe
Background Painting: Josh Welker
Graphics: Nebula Studios
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Over the years, engineers have come up with a lot of creative ways to mitigate the settlement of heavy stuff on soft soils, but one of those solutions seems so simple that it’s almost unbelievable: just make embankments less heavy.
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Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
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Facebook: facebook.com/PracticalEngineerGrady
Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
This video is sponsored by HelloFresh.
Stock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor: Wesley Crump
Production Assistant: Josh Lorenz
Script Editor: Ralph Crewe
Background Painting: Josh Welker
Graphics: Nebula Studios
Cell-Crete Email: info@cell-crete.com
Cell-Crete Website: cell-crete.com
Gerhart Cole (Geotechnical Engineer) email: ryanm@gerhartcole.com
Foamed glass aggregate provided by Glavel.
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Sorry I sound a bit stuffy in this one! We had to shoot this before everyone left for the holiday break, and I was still getting over a cold.
This event highlights the need for making critical substations more secure and also making the grid more robust so that someone can’t rob tens of thousands of people of their lights, heat, comfort, and livelihood for four days with just a few well-placed bullets.
Signed copies of my book (plus other cool stuff) are available here: https://store.practical.engineering/
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
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Facebook: facebook.com/PracticalEngineerGrady
Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
This video is sponsored by Nebula.
Stock video and imagery provided by Getty Images.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor: Wesley Crump
Production Assistant: Josh Lorenz
Script Editor: Ralph Crewe
Background Painting: Josh Welker
Graphics: Nebula Studios
Drone Videography: Sandhills Aerial
Bullet hole photos: Jonathan Drake
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Almost all dams need a way to release excess water when the reservoir is full. Although many dams use uncontrolled spillways, gated spillways provide more control over the flow, allowing us to build smaller, more cost-effective structures. There are countless arrangements of mechanical devices that have been used across the world and throughout history to manage the flow of water. But, modern engineering has coalesced to variations on only a few different kinds of gates.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
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Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
This video is sponsored by Henson Shaving.
Stock video and imagery provided by Getty Images.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor: Wesley Crump
Production Assistant: Josh Lorenz
Intern: Myles Jonas
Script Editor: Ralph Crewe
Background Painting: Josh Welker
Graphics: Nebula Studios
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Errata: (None yet)
Both Florida DOT and Superior Construction were contacted for comment on this story. FDOT declined to comment, and Superior Construction did not respond to multiple emails.
Barrier islands are critical to protecting mainland coasts by absorbing wave energy and bearing the brunt of storms. But development on the islands negates that critical purpose. That doesn’t mean the community doesn’t belong there. But it does obligate the planners and engineers involved in rebuilding to be thoughtful about the impacts hurricanes can have and how infrastructure can be made more resilient to them in the future.
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
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Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
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Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
Stock video and imagery provided by Getty Images and Florida DOT.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor: Wesley Crump
Production Assistant: Josh Lorenz
Script Editor: Ralph Crewe
Background Painting: Josh Welker
Graphics: Nebula Studios
The grid is a little bit of a house of cards. It’s not necessarily flimsy, but if the whole thing gets knocked down, you have to rebuild it one card at a time and from the ground up. Restoring power after a major blackout is one of the most high stakes operations you can imagine. The consequences of messing it up are enormous, but there’s no way to practice a real-life scenario. It seems as simple as flipping a switch, but restoring power is more complicated than you might think.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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Producer/Writer/Host: Grady Hillhouse
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This video was guest produced by my editor, Wesley, who is also the actor in the blackout scenes ;)
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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Stock video and imagery provided by Getty Images, Shutterstock, and Videoblocks.
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Writer/Host: Grady Hillhouse
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The bundle deal with Curiosity Stream has ended, but you can still get a great discount on Nebula and support Practical Engineering here: go.nebula.tv/practical-engineering
Correction: 10:32 I meant to say "earth's magnetic field," not "earth's gravity."
Correction: A previous version of this video included a segment where I used a doorbell transformer to demonstrate core saturation. That model did not correctly demonstrate the phenomena I was describing, so I cut it from the video.
This video is a summary of the EPRI study on the impacts that a high-altitude nuclear electromagnetic pulse (HEMP) would have on the US power grid. It’s the first in a deep-dive series of videos about large-scale threats to the grid.
EPRI Study: epri.com/research/products/3002014979
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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This video is sponsored by Nebula.
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A limited number of signed copies are available at https://store.practical.engineering
Thank you so much for all the support and feedback along the way that made this project possible. Giveaway contest award winners will be announced soon at https://practical.engineering/contest
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Endeavour’s 26th mission was a lot slower and a lot shorter than the previous 25, but it was still full of fascinating engineering challenges. This October marks the 10-year anniversary of the nearly 3-day trip, so let’s reminisce on this incredible feat and dive into what it took to get the orbiter safely to its final home.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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Even within the field of corrosion engineering, coatings are a major discipline with a large body of knowledge and expertise spread across engineers, chemists, inspectors, and coatings contractors, all to extend the lifespan and safety of our infrastructure.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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This video is sponsored by HelloFresh.
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Music by Epidemic Sound: http://epidemicsound.com/creator
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Errata:
At 3:08, the old Harbor Bridge actually does have narrow pedestrian walkways, but they lack connectivity with pedestrian infrastructure on either side of the bridge.
At 3:21, a clarification: The ships can't enter the port empty (because they would have too much air draft). That means they can't be fully loaded in the inner harbor because they are already carrying some weight when they enter.
At 12:40, I meant to say "20% above their capacity"
In July of 2022, the Texas Department of Transportation issued an emergency suspension of work on the half-finished Harbor Bridge project in Corpus Christi, citing serious design flaws that could cause the main span to collapse if construction continues. Since then, they have continued a very public feud with the contractor that is far from resolved. This video explores some of the alleged design flaws and discusses potential next steps on the bridge project.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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Stock video and imagery provided by Getty Images.
Music by Epidemic Sound: http://epidemicsound.com/creator
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Making a structure last as long as possible before it needs to be replaced isn’t just good stewardship of resources. It’s a way to keep the public safe and prevent environmental disasters too. Corrosion is one of the number one ways that infrastructure deteriorates over time, so cathodic protection systems are an essential tool for keeping the constructed environment safe and sound.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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This video is sponsored by Nebula.
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Errata: At 8:53, the bridge shown in the photo is the Gardner River Bridge, not the Yellowstone River Bridge slated for replacement.
In June of 2022, many tourists and residents of the Yellowstone National Park area found themselves at ground zero of a natural disaster. Torrential rainfall in Wyoming and Montana brought widespread flooding to the streams and rivers that flow through this treasured landscape and beyond. How will the National Park Service Rebuild? Hasty engineering of large infrastructure can be extremely damaging to natural systems like those in Yellowstone, and you don’t want to invest millions of dollars into repairs that might be subject to similar flooding in the future. After all, we build parks (and roads to parks) to get closer to the natural environment and all its wildness, and there’s almost nothing more natural or wild than a flood.
Watch this video and the entire Practical Engineering catalog ad-free on Nebula: go.nebula.tv/practical-engineering
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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This video is sponsored by 80000 Hours.
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Metals are so necessary and important to modern society that we’ll never escape the problem of corrosion, but the field of corrosion engineering continues to advance so that we can learn more about how to manage it and mitigate its incredible cost.
Errata: Stainless steels have a minimum of 10.5% chromium.
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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This video is sponsored by Hello Fresh.
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People use water at more or less a constant rate and yet, mother nature supplies it in unpredictable sloshes of rain or snow that can change with the seasons and often have considerable dry periods between them. If the sloshes get too far apart, we call it a drought. And at least one study has estimated that the past two decades have been the driest period in more than a thousand years for the southwestern United States, leading to a so-called “mega-drought.” (Source: npr.org/2022/02/14/1080302434/study-finds-western-megadrought-is-the-worst-in-1-200-years)
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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The bundle deal with Curiosity Stream has ended, but you can still get a great discount on Nebula and support Practical Engineering here: go.nebula.tv/practical-engineering
Watch the Coding Train video: youtu.be/FfCBNL6lWK0
Play the simulator: codingtrain.github.io/Directional-Boring
Like laparoscopic surgery for the earth, horizontal directional drilling (or HDD) doesn’t require digging open a large area like a shaft or a bore pit to get started. Instead, the drill can plunge directly into the earth’s surface. From there, horizontal directional drilling is pretty straightforward, but it’s not necessarily straight. In fact, HDD necessarily uses a curved alignment to enter the earth, travel below a roadway or river, and exit at the surface on the other side.
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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Collaboration with Daniel Shiffman (@TheCodingTrain).
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Errata: The shot at 4:16 is of the Greek Acropolis (not a Roman structure).
Over the past 6 years of reading emails and comments from people who watch Practical Engineering, I know that parts of heavy construction are consistently misunderstood. So, I pulled together a short list of the most common misconceptions. Hope you don't mind just a little bit of ranting from me ;)
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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"Jam Jam Jam" said the Owner of the Shop by RoccoW is licensed under a Creative Commons Attribution License
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Worksafe BC video: youtu.be/kluzvEPuAug
Next time you see a dam, retaining wall, caisson, or any other subsurface construction, there’s a good chance that engineers have had to consider how groundwater will affect the stability. Even though you’d never know they’re there, some combination of drains and cutoffs were probably installed to keep the structure (and the people around it) safe and sound.
Watch this video and the entire Practical Engineering catalog ad-free on Nebula: go.nebula.tv/practical-engineering
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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This video is sponsored by HelloFresh.
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Sewers were one of the earliest and most impactful advents of public health in urban areas, and it’s exciting that we’re still finding new ways to use them to that end.
Watch this video and the entire Practical Engineering catalog ad-free on Nebula: go.nebula.tv/practical-engineering
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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This video is sponsored by Brilliant.
Stock video and imagery provided by Getty Images.
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The bundle deal with Curiosity Stream has ended, but you can still get a great discount on Nebula and support Practical Engineering here: go.nebula.tv/practical-engineering
It is undoubtedly unintuitive that water flows in the soil and rock below our feet. This video covers the basics of groundwater engineering, including how wells are built, how injection wells work, and how aquifers interact with surface water features.
Errata: Deep well jet pumps exist that can lift water greater than 100' using an ejector and two pipes.
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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This video is sponsored by Nebula.
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Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
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Script Editor: Ralph Crewe
Graphics: Standard Studios
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#EngineeringInPlainSight
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Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
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SPONSORSHIP INQUIRIES
____________________________________
Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
Stock video and imagery provided by Nord Stream 2, Getty Images, Shutterstock, and Videoblocks.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor/Production Assistant: Wesley Crump
Script Editor: Ralph Crewe
Graphics: Standard Studios
#EngineeringInPlainSight
#shorts
In both wastewater treatment and fermentation, humans co-opt microorganisms to convert a less desirable liquid into a better one. This video explores the secondary wastewater treatment process through the lens of homebrewing.
Watch this video and the entire Practical Engineering catalog ad-free on Nebula: go.nebula.tv/practical-engineering
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
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Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
Instagram: instagram.com/practicalengineering
Reddit: reddit.com/r/PracticalEngineering
Facebook: facebook.com/PracticalEngineerGrady
Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
____________________________________
Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
This video is sponsored by HelloFresh.
Stock video and imagery provided by Getty Images and Shutterstock.
Music by Epidemic Sound: http://epidemicsound.com/creator
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor/Production Assistant: Wesley Crump
Script Editor: Ralph Crewe
#EngineeringInPlainSight
#shorts
Want a free signed copy? Make a social media post with the hashtag #EngineeringInPlainSight. I'll give 5 copies away to my favorite posts. More info here: https://practical.engineering/contest
Errata: The dam shown at 0:23 is Glen Canyon Dam, not Hoover Dam.
Map of the locations in this video: google.com/maps/d/edit?mid=1kibHAxDX_nqcQrg3jb1Ug93lCE1tzaQm&usp=sharing
Watch this video and the entire Practical Engineering catalog ad-free on Nebula: go.nebula.tv/practical-engineering
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
____________________________________
Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
Instagram: instagram.com/practicalengineering
Reddit: reddit.com/r/PracticalEngineering
Facebook: facebook.com/PracticalEngineerGrady
Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
____________________________________
Please email my agent at practicalengineering@standard.tv
DISCLAIMER
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
SPECIAL THANKS
____________________________________
Stock video and imagery provided by Getty Images.
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor/Production Assistant: Wesley Crump
Script Editor: Ralph Crewe
Aerial Videography: Special Point of View
We often use chemicals, filters, and even gigantic colonies of bacteria to clean sewage on such a massive scale, but the first line of defense in the fight against dirty water is usually just gravity.
All the wastewater videos so far: youtube.com/playlist?list=PLTZM4MrZKfW8jvCLy9K0UzZb2C6yxU3p8
Errata: (1) At 6:16, the header should say "ALL PARTICLES SETTLE WHEN tD IS LESS THAN tL."
Watch this video and the entire Practical Engineering catalog ad-free on Nebula: go.nebula.tv/practical-engineering
Practical Engineering is a YouTube channel about infrastructure and the human-made world around us. It is hosted, written, and produced by Grady Hillhouse. We have new videos posted regularly, so please subscribe for updates. If you enjoyed the video, hit that ‘like’ button, give us a comment, or watch another of our videos!
CONNECT WITH ME
____________________________________
Website: http://practical.engineering
Twitter: twitter.com/HillhouseGrady
Instagram: instagram.com/practicalengineering
Reddit: reddit.com/r/PracticalEngineering
Facebook: facebook.com/PracticalEngineerGrady
Patreon: http://patreon.com/PracticalEngineering
SPONSORSHIP INQUIRIES
____________________________________
Please email my agent at practicalengineering@standard.tv
DISCLAIMERS
____________________________________
This is not engineering advice. Everything here is for informational and entertainment purposes only. Contact an engineer licensed to practice in your area if you need professional advice or services. All non-licensed clips used for fair use commentary, criticism, and educational purposes.
Practical Engineering receives cash compensation from Wealthfront Advisers LLC (“Wealthfront Advisers”) for sponsored advertising materials. Practical Engineering is not a client and this is a paid endorsement. Practical Engineering and Wealthfront Advisers are not associated with one another and have no formal relationship outside of this arrangement. Nothing in this communication should be construed as a solicitation, offer, or recommendation, to buy or sell any security. Any links provided by Practical Engineering are not intended to imply that Wealthfront Advisers or its affiliates endorses, sponsors, promotes and/or is affiliated with the owners of or participants in those sites, or endorses any information contained on those sites, unless expressly stated otherwise. Investment management and advisory services are provided by Wealthfront, an SEC registered investment adviser. All investing involves risk, including the possible loss of money you invest, and past performance does not guarantee future performance.
SPECIAL THANKS
____________________________________
This video is sponsored by Wealthfront.
Stock video and imagery provided by Getty Images, Shutterstock, Pond5, and Videoblocks.
Tonic and Energy by Elexive is licensed under a Creative Commons Attribution License
Source: youtube.com/watch?v=U6fBPdu8w9U
Producer/Writer/Host: Grady Hillhouse
Editor/Production Assistant: Wesley Crump
Script Editor: Ralph Crewe