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cowboyro

join:2000-10-11
Shelton, CT

reply to SparkChaser

Re: GravityLight: lighting for developing countries.

I've seen the candle-powered Peltier, which to be honest seems a much better choice. You can get the light of the candle plus the light of the LED and it runs for many hours.
to forum · permalink · 2013-01-05 20:31:40 ·
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