EWB project proposal in UNHCR Zambia this proposal about build Holey Roket Stove from a 20 liter drum and sand in Zambia and i will add some links shows the same or sameler idea of the design , in this proposal you do not need to cover every things only that points which are : ? Environment, climate and topography ? People, who are they and how many ? Organisation and also this link may help you with that to be more clear https://briquettestoves.com if there any thing , feel free to ask me .
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