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February 10, 2013 11:27 pm PST
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/uJ_zX_ZgNxQ/212100.html
Supersonic ping-pong-ball gun leaves cartoonish ball-shaped hole in hapless paddles
Purdue's prof Mark French and grad students Craig Zehrung and Jim Stratton built a supersonic ping-pong-ball gun that attains supersonic muzzle velocity.Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/uJ_zX_ZgNxQ/212100.html
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