The tinfoil or wire idea sound good.. Although as this was just my first cannon i got lazy and didnt cut the pipes down. It was just an experiment till I build a more advanced one. So the chamber is about 1 metre long. Might have trouble reaching down to the front screws to wrap foil around them ...

Ah k thankyou.. This is a problem though seeing as I would need to unscrew the screws then screw them all back in. Probably weakening the pipe in the mean time by doing it. Oh wells..

Cheers

Hi,
I am currently constructing my first potato cannon and am having some difficulty. I purchased a standard BBQ Lighter to act as the igniter in the chamber. My chamber is very large so i thought it would be best to have it set up to spark at 3 different points. I drilled in 3 pairs of screws and i ...