Teenager Finds Strange Coin, 70 Years Later The Coin Is Worth A FortuneBy Harvey Shepherd / May 13, 2019 8. Banning Copper wikimedia.org Seeing how copper was getting scarce, the US government banned the use of copper for any civilian use. Not just that, but the US government also started producing coins that were not made from copper anymore. Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20