How to Make a Zeer Pot. Zero Electricity Refrigeration

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This neat item is now being used by many farmers in warm climates who need to preserve their food for a longer time and keep the insects away.

This is a real cool project that actually works. It would be handy to make one and have it ready in case your power goes out for a period of time. See how to make it below:

http://www.wikihow.com/Make-a-Pot-in-a-Pot-Refrigerator