This is a wonderful stove design that many in the world especially those in Haiti could really benefit from now and for many years ahead($9each). If your looking for great little versatile unit for emergencies, s'mores, dutch oven, pressure canning outside,grilling ,burning twigs for fun, etc. They are constantly developing new technologies for stoves through Aprovecho http://www.aprovecho.org/lab/index.php even if you believe global warming isn't real and would like to eat a roasted spotted owl over Al Gore set aflame
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