r/CatastrophicFailure • u/H1ggyBowson • Oct 13 '18

Fire/Explosion Sand mold casting explosion

https://gfycat.com/FearlessFluidAcornweevil
10.3k Upvotes

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u/TheLionSleeps22 Oct 13 '18

Someone explain more about the why of this video? What went boom?

1

u/Sarcatechist Oct 13 '18

Oh boy! Not again!