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Matt_the_W writes – “While not particularly new or creative, here are my plans for a simple pneumatic (compressed-air powered) potato cannon. It can also be used for other projectiles, as long as they fit down one of the interchangable barrels. It uses an electrically operated valve, originally made for in-ground irrigation systems.”Link.

Related:

  • The Night Lighter 36 by William Gurstelle. Launch potato projectiles 200+ yards with this stun-gun triggered, high-powered potato cannon with see-thru action. (Good thing potatoes are biodegradable.) MAKE 03 – Page 108.
  • Other potato cannon projects – Link.