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by noboi4
Fri Jul 08, 2022 4:43 pm
Forum: Combustion Cannons
Topic: easy mapp gas potato cannon
Replies: 2
Views: 10456

easy mapp gas potato cannon

i love potato cannons, i want to make one that is going to last a long time and impress guests. i wanted to make one that used propane that i could attach mapp gas to the hose. however when researching this i learned that for a mapp gas and oxygen mixed makes to much pressure and heat so it would ne...