How to find Free Copper
Stacking Copper is great to do but buying it in the form of copper rounds or bars is a waste of money, usually the premiums are so high you can never get that back when it's so high above copper spot price.
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Here I melted my first copper ingot.. • Making a Copper Ingot from Scrap Copper Wire
The best way to stack copper is getting it for free from things like crt tv's