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Question for Peter, and all, about Newman machine
(Topic in the Renewable Energy forum)
02-18-2008, 10:41 PM
Radiant energy and electrolysis (ionic/colloidal silver)
(Topic in the Renewable Energy forum)
05-05-2012, 08:31 AM
Robert Flanagan's Biochar Stove: Carbon Negative Cooking
(Topic in the Agriculture forum)
01-23-2011, 02:37 PM
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