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This is the fundamental part of a rocket stove, which sucks air in past the fuel, burns it, and exhausts it up the chimney. A few sections of pipe are welded into the chimney section to heat the ...

A rocket stove works by having such a strong draft created by the heat rising up the chimney that the flames can’t crawl up the fuel and burn in the open air, creating a controlled burn zone.

The beauty of the rocket stove lies in its simplicity. Its L-shape and vertical chimney draw in oxygen, which allows for efficient burning. Bricks or other heat-retaining materials absorb heat ...