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Originally posted by grover
God I love stumbleupon.
A while back I posted a thread about a Chinese fellow who made a solar hot water heater for the shower out of beer bottles... then there is the electricity free refrigeration system using wet sand.
Not all solutions have to be high tech... and many are better than those that are... if only for their cost. And while solar panels are certainly high tech... making a panel for $300 is a hell of a lot better than the $25,000 start up cost for the average home.
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