In parts of India they’re called chulhas, in Malawi chitetezo mbaula, in Central America the Lorena, and in East Africa the jiko. The names and designs vary, but the principle is the same: a low-cost, efficient stove that replaces the open fire.
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 David Ferris is managing editor of the Matter Network. As journalist and columnist, he explores the role of business and technology in making our world more sustainable. Learn more. |
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