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How To Melt Down Copper Pennies

How To Melt Down Copper Pennies

To melt or fuse (ores) in order to separate the metallic constituents. I placed 10 pennies on a spoon and heated them with a propane torch. The spoon was held with locking pliers, which was held by a wooded clamp. Once the zinc liquefied I removed the copper with a metal probe (I used a light tester I had near by).
If someone wanted to smelt the copper out of them and separate the zinc could one do this simply through heating them? I know zinc melts at a .

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