C02 Powered Pinewood Derby Car

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This may be bending the rules a little, but what a great project.  This car was printed with a 3D printer and automatically fires two C02 cartridges when the starting gate goes down. See their website for the build details…http://www.thingiverse.com/thing:5929

Uploaded to YouTube by sliptonic
Retrieved Wednesday 16th March 2011 10:31 am EDT

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