Computer modeling helps make a cheaper nickel

Small change is a big headache for many governments as the cost of producing a coin is often more than the coin is worth. A US five-cent nickel can cost up to seven cents to make, so the US mint and the National Institute of Standards and Technology (NIST) are working on a 40-percent cheaper version of the coin that is still as tough as the old one and is still compatible with modern vending machines…
Continue Reading Computer modeling helps make a cheaper nickel

Category: Science

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