Wednesday, January 24, 2007
Potato-Powered MP3 Player
“Kipkay” shows us another way to power your MP3 player. Basically, the potatoes provide phosphoric acid, which enables a chemical reaction causing electrons flow from copper to zinc — each potato generates 0.5 volts and 0.2 milliamperes. Video after the jump.
The Hole - video powered by Metacafe
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1 comment:
cool
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