i eventually moved up to using propane (after learning about piping, fittings, regulators, etc), and have helped a friend of mine build a few neat projects (he also has a propane flame thrower on top of his hearse, which he uses for music videos, parades and other stuff, although i didn???t have anything to do with that). he???s a film maker and we???ve built quite a few props, and i???m one of th