Here, \"scrap copper\" refers to aluminum alloy or aluminum metal obtained from scrap aluminum and aluminum alloy materials or aluminum-containing waste materials through remelting and refining, which is an important source of aluminum metal.
Activity Description
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Process Description
Here, \"scrap aluminum\" refers to aluminum or aluminum alloy materials obtained from waste aluminum and scrap aluminum alloy materials or aluminum-containing waste, which are remelted and refined. It is an important source of aluminum metal.