actually, aluminum oxidizes fairly quickly, but the layer of aluminum oxide on the surface protects from further oxidation. If you were to put some mercury into your aluminum oxide powder, it would all oxidize within minutes. guess why only licensed meteorologists are allowed to take mercury on ...

the thing i don't like about the gasolene is the residue it left inside your chamber from all of the unburnt hydrocarbons.

when I first got into spud cannons, i used diethyll ether in my friends gun, but we only shot a sock out of it.
but that was when we didnt know anything about potato cannons ...