Uploaded March 2023 | Updated September 2026, 3 weeks ago

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It's been a while since we've streamed live, so let's chat about that time NASA used brooms to detect invisible fires started by their rocket fuel.

Sources:
Why Hydrogen? nasa.gov/topics/technology/hydrogen/hydrogen_fuel_of_choice.html#:~:text=Hydrogen%20%2D%2D%20a%20light%20and,intensity%20(5%2C500%C2%B0F).
Overview: iflscience.com/the-broom-test-one-of-the-stupidest-things-that-ever-took-place-at-nasa-67319
shop.minimuseum.com/blogs/cool-things/the-broom-method
Modern Methods: nasa.gov/feature/hydrogen-detection-tape-saves-time-lives
spinoff.nasa.gov/spinoff1997/ps1.html
https://tt.research.ucf.edu/news/award-winning-color-changing-hydrogen-detection-tape/
“Regular” Fire: science.howstuffworks.com/environmental/earth/geophysics/fire1.htm#:~:text=As%20they%20heat%20up%2C%20the,what%20causes%20the%20visible%20flame.
Hydrogen Fire: h2tools.org/bestpractices/hydrogen-flames#:~:text=Hydrogen%20burns%20with%20a%20pale%20blue%20flame%20that%20is%20nearly,flame%20will%20not%20produce%20smoke.
youtube.com/watch?v=r-8H5u4YzuY

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