How to Build a compressed air tennis ball cannon
Backyard potato guns are normally fueled by aerosol cans of hairspray and deodorants. But the conventional explosive propellent can be seen as weak in comparison to the alternative—pneumatic pressure. Which would you rather build? A spud gun capable of shooting 50 feet or one that can launch potatoes 500 feet?
Systm shows you how to build you own potato luncher powered by compressed air. Actually, their version is a tennis ball cannon, but they're all really the same, right? Follow along to the video and mash some potatoes!