Month: September 2004
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Pot-in-pot refrigeration without electricity
As IFTSP has maintained, going forward to a sustainable future requires applicaition of what we know, and sustainability promoting inventions are often simple and quickly taken up. Take the ROLEX-award winning pot-in-pot invention by Mohammed Bah Abba. Separated by a layer of constantly wet sand, the evaporating effect cools the inner pot. Food spoilage is…
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Sustainability Circles revisited
Method notes I reviewed the script from the circle exercise and realised the instructions were far richer in detail than I had first realised. (See below.) Conclusion. Always review tapescripts and document the invention in pictures and other ways (reports etc).