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Shooting A Homemade 1.25kJ Coilgun
 
 
 
 
 
 

Shooting A Homemade 1.25kJ Coilgun

 
 
 

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Uploaded Sep. 21, 2010 by
mxwrestlermxwrestler

A coilgun uses powerful magnets rather than gunpowder as a propellant, and you only need 1.25 kJ of energy to use it to take down a toy plane in three shots.

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