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Soup it up You need some 75mm diameter pipe, which could be made from soup tins. Cut two lengths, 250mm and 100mm. Next cut a 75mm hole 200mm along the longer piece. Poke the short piece into the ...
The rocket stove design was conceived by Dr. Larry Winiarski in the 1980s and has been modified and adapted to local materials and building customs all over the world ever since.