Pennies are not 100% copper any more. Mostly zinc. | Hacker News

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		darknavi 48 days ago \| parent \| context \| favorite \| on: The last-ever penny will be minted today in Philad... Pennies are not 100% copper any more. Mostly zinc.

kragen 48 days ago [–]

I know. The non-copper pennies also don't weigh 3.11 grams. Dimes aren't silver anymore either.

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