Solar-powered fridge invented by British student helps poverty-stricken Africans
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Re: Solar-powered fridge invented by British student helps poverty-stricken Africans
#2This is a well known technology. The classic example uses 2 clay pot's, sand, and water.
http://www.seed.slb.com/en/scictr/lab/pot_refrigerator/index...
PS: Clay pot fr get's google to popup "Clay pot Frige" with 88k responses.
Re: Solar-powered fridge invented by British student helps poverty-stricken Africans
#3Spoiler: It's not solar powered, theres no carnot heat engine or solar cells involved. It's evaporative.