Only dry fires? HELP

Boom! The classic potato gun harnesses the combustion of flammable vapor. Show us your combustion spud gun and discuss fuels, ratios, safety, ignition systems, tools, and more.
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jackssmirkingrevenge
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Mon Nov 14, 2011 6:01 pm

Picture the gas as a liquid and you'll be fine :)

Make sure the projectile is loaded, hold it upright as if you were pouring water into it et voila. Don't press the plunger too hard in order to avoid turbulence.
hectmarr wrote:You have to make many weapons, because this field is long and short life
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