''Battlefield Battery Can Be Powered With Pee''

According to Popular Science, the battery was designed by a South Korean company for military situations where it may be hard to find power for electronic gadgets

(Treehugger.com)

Seriously, only south Korea could come up with this. The bit that made me laugh;

While it may not be superior to renewable sources like wind or solar generated power for long term energy needs, this pee-powered device could be an alternative in the future--or for when nature calls

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[edit on 18/8/2010 by ArMaP]