Building a new cannon

Boom! The classic potato gun harnesses the combustion of flammable vapor.
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Technician1002
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Joined: Sat Apr 04, 2009 11:10 am

I have pressure tested 4 inch cellular core ABS to 100 PSI with no problems. Someday I plan to hydrostatic test a piece to failure using a grease gun for the high pressure water source. It is on my someday to do list.
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