i was thinking about how to do a pneumatic, all i would need for the tank itself would be something like a schrader valve to pressurize the tank. the the usual fittings, ball valve or something of that nature. i just feel that it would be safer than doing a combustion gun. the only thing is i dont h...

i have definitely been thinking about a pneumatic. the valve that was on top just screwed off, so there is threads inside the top of the tank. i was going to go to lowes and see if it has the same thread pitch as a piece of galvanized pipe. if so the maybe i can work up a adapter type deal where i c...

I was in the junkyard and came across a tank that used to be used for a fire extinguishing system. the tank is about 3ft with a 9in diam. i was thinking of just building a combustion cannon out of it. but was wondering what would be a good way to insulate the wires for whatever ignition system i use...