[darkangel82]

Yep, and don't let it near heat, or everything around you will go goodbye.

[rzeznikj at stout]

Put enough K in a plastic ice cream pail half full of water, and watch the pail explode.

If there's enough K, the energy from the reaction will ignite the hydrogen gas, yielding water

2H₂ + O₂ ---> 2H₂O