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Inventor of Low Tech Fridge Wins Award

Posted by michael on from the swamp-cooler dept.

juju2112 writes "Mohammed Bah Abba of Nigeria won a Rolex award for his pot-in-pot invention. Here's how it works. You take a smaller pot and put it inside a larger pot. Fill the space in between them with wet sand, and cover the top with a wet cloth. When the water evaporates, it pulls the heat out with it, making the inside cold. It's a natural, cheap, easy-to-make refrigerator."

1 of 369 comments (clear)

  1. the bar for innovation by iggymanz · · Score: 0, Flamebait

    is really low for third world hell holes. Stay out of any country where something like this is considered an invention