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Metal-lifespan analysis shows scale of waste

A person in heat protective gear and a red hardhat works as the copper flows into molds at a smelting plant in China.

Metals can be lost at any stage of their commercial lifespan — including during smelting. Credit: He Huawen/VCG via Getty

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  1. Charpentier Poncelet, A. et al. Nature Sustain. (2022).

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