Daydream believer
Well-Known Member
Acetylene may decompose in a self-sustaining reaction after only moderate heating or shock, hence the 24 hour cooling in a dam (or pond) after any thermal exposure. By comparison, an LPG bottle popping is very tame.
I would not call it a "pop". I had a serious fire on one of my building sites when a shed with dozens of rolls of bituthene went up & in the shed were 3 bottles of propane.
The bottles exploded with almighty bangs & flew quite a distance, through the shed walls (plywood) The metal casings split in the form of large open spiral springs rather than the simple splits that one might have expected. One might also have expected the valves to have blown off but that was not the case either.
The fire brigade were on the scene very quickly, but would not go near the fire until all the bottles were seen to have exploded. By this time it was just a case of containment as the bitumen burned so fiercely that it even bent the barrel of a cartridge nail fixing gun.
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