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Diamond-coated Steel

An anonymous reader writes "A Dutch chemist has successfully coated steel with a layer of diamond, opening the possibility for insanely strong tools that almost never wear out -- not to mention armor tough as, well, diamond-coated nails. From Science Blog."

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  1. Tools? by PD · · Score: 4, Interesting

    How about engine parts? They might make an engine that would run for a half million miles with normal oil changes.