Uploaded March 2019 | Updated September 2026, 7 hours ago

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Cutting open two castings to see what sort of porosity we had. Each block was poured using a different method. The results are pretty significant. I think there are visible bi-films present in each casting. I found the results fascinating.

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Here is John's video cutting the blocks open
youtube.com/watch?v=QEzUYL0JbNM give him some love and check it out.

Here's my video on the original porosity test pour
youtube.com/watch?v=OmmEXUnL4_8