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Graph of Charcoal production
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Charcoal production
Control of fire
Metal smelting
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Charcoal production
→
Metal smelting
enables
Charcoal provides high temperatures and a reducing atmosphere, making smelting in metallurgical furnaces possible.
Charcoal production
→
Control of fire
evolved from
Charcoal production extends controlled combustion into a controllable process for producing fuel.