John W. Cornwell's Pneumatic Potato Gun.

Posted by Alex in Everything Else on February 5, 2007 at 3:15 pm


John W. Cornwell built a pneumatic potato gun that can shoot out tennis balls at 300 mph! Link – via Make


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One comment to "John W. Cornwell's Pneumatic Potato Gun."

  1. Potato Gun Explosion
    October 12th, 2009 at 11:38 am

    That's a nice one!


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