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profdant139's avatar
profdant139
Explorer II
Apr 30, 2013

Mini fuel cell generates electricity directly from fire

This company is apparently now shipping these little fuel cells -- you stick one end in a flame, and the other end charges a cell phone: Point Source Power site No word on how much this "Voto" u...
Harvey51's avatar
Harvey51
Explorer
May 02, 2013
The $130 bio lite produces 2 watts, $65 per watt. That is ten times the cost of a fold up solar collector.

I never heard of a fuel cell that was powered by heat. I suspect it is a misuse of the term.

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