>>33239 and that's why they use milk cans with basketballs.

Yeah. Carbide. Miners would use it in their lights on their helmets; the gas will burn. It's also fun to drop several rocks in a glass jar, add a little water, screw the lid on and watch it blow up. One must stand way back though because the glass will go everywhere.

Wow, this was run as a child's toy for a time...
https://en.wikipedia.org/wiki/Big-Bang_Cannon

>>33219 Calcium carbid, still used by farmers to hunt/kill/trap mole rats and other critters.

https://en.wikipedia.org/wiki/Calcium_carbide

crazy stuff

>>0 Are they using propane?

Awesome! :D