How to Build a pneumatic potato cannon
Want to make a spud gun, but not just any old cheap and easy spud gun... check out this weapons video tutorial to see how to build a pneumatic potato cannon. These pneumatic potato cannons are capable of shooting straight through walls and windows, so be careful.
You'll need two 2" pieces of PVC pipe, a female 2" PVC end cap, a female 2" PVC valve, a Schrader valve (from an old bike tire), PVC primer and PVC cement. Now you're ready to make your potato cannon, aka spud cannon, spud gun, potato launcher, spud launcher, potato gun, etc. etc.