Wireless display adapter windows 75/19/2023 ![]() Copper content was gradually reduced over the years until it settled on the current alloy makeup of 97.5 percent zinc and 2.5 percent copper. From 1837-1857, the cent was made of bronze: 95 percent copper, with five percent tin and zinc. ![]() The major costs to mint and distribute the penny can be attributed to metal, manufacturing and transportation. Mint, pennies, despite their copper-ish color, are made mostly of zinc. We’re making progress! Look how far we’ve come already. When confronted with stalled change initiatives, take a look at what we can learn from the penny, and watch for some key phrases and practices that tell you the change is likely to fail.
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