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Molten copper is pouring to melting pot. Campfires are about 200 C short of the temperature needed, so some propose that the first smelting of copper may have occurred in pottery kilns.

Molten copper is pouring to melting pot. Campfires are about 200 C short of the temperature needed, so some propose that the first smelting of copper may have occurred in pottery kilns.

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Tamaño Anchura Altura Mp
s 500 px 333 px 0.5
m 1000 px 667 px 2
l 2000 px 1333 px 8
xl 6720 px 4480 px 15

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