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Tag Archive | " zeer "

DIY Mini Fridge Keep’n It Cool in the 3rd World

DIY Mini Fridge Keep’n It Cool in the 3rd World

by Doug Gunzelmann on October 29th, 2008

The Pot-In-Pot Cooler is an extremely simple device made from two pots, sand, and water. Used in rural areas and developing countries, where electricity is scarce and precious, the Pot-In-Pot Cooler uses the evaporative power of water to draw heat energy away from the contents.

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Posted in Innovation 1 Comment




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