As the need for copper rises, cable manufacturers recycle more
by Jennifer McDermott
Jun 09, 2024
3 minutes
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In an industrial suburb of Montreal, sheets of copper move along a conveyor belt suspended four stories above the floor of a foundry — a metals plant — until they drop into a lava-hot furnace. Next come pieces of discarded copper wire.
Out of the furnace comes liquid copper, alight with green fire. It travels to a second furnace and from there, a river of orange copper flows out, to
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