Question

Quora.. Why ancient people formed human chains to control fire

Answer 1

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Generally speaking, the initial spark or ember was created by variations of the Boy Scout cliche of rubbing two sticks together. That is, it used wood and friction. One stick might be rubbed vigorously against another, in a groove in a prepared block, or spun, possibly by hand or with the aid of a sort of bow, in a recess in another block of wood. Ideally, you’d have a hardwood stick and a softwood block. The friction would heat the block and start grinding up fine sawdus..

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