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INVENTIONS. THE POT-IN-POT REFRIGERATOR. THE POT-IN-POT REFRIGERATOR. The pot -in- pot refrigerator , also known as Zeer in Arabic , is a way of keeping cool without electricity by using evaporative cooling .
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INVENTIONS THE POT-IN-POT REFRIGERATOR
THE POT-IN-POT REFRIGERATOR • Thepot-in-potrefrigerator, alsoknown as Zeer in Arabic, is a way of keepingcoolwithoutelectricitybyusingevaporativecooling. • Itisconstructedbyplacing a claypotwithing a largerclaypotwithwetsandin betweenand a wetclothon top. • As thewaterevaporates, thereisa dropin temperature. Thefoodstoredin theinnercontainercools so it can be keptfreshformuchlonger in a hot, dryclimate. • Mohammed Bah Abba inventedthedevicein 1995 and wasawarded a RolexLaureate (RolexAwardsfor Enterprise) in 2000 forthisingenioustechnique.
MAKE YOUR OWN FRIDGE (ZEER) LINK:http://www.happyselfsufficient.com/Green-Energy/make-your-own-fridge-zeer.html
CHINDOGU INVENTIONS What is a chindogu? "Dogu" is the Japanese word for tool and "chin" might be best translated as "really weird." Basically, it’s a tool that doesn't quite improve our lives but it’s fun to look at because it's really weird. It’s just a fanciful invention of questionable utility. Let’s see some examples. Try to describe them and guess what they might be used for.