Dan Spangler built this propane combustion cannon and uses it to fire soda cans, tennis balls, and even a small camera across the backyard of MAKE HQ. This is an archived clip from Make: Live. Go to http://makezine.com/ for information about the show.
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Have any comments or questions about our video editions of IMPO? Or do you have a video you'd like to see featured in one of our deployments? Email me at Rachel.Immel@advantagemedia.com.