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Carborundum functions as a nearly diamond-hard abrasive

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Silicon carbide, brilliantly branded as Carborundum, is what happens when silicon and carbon decide to form a gang. Sitting right below diamonds on the hardness scale, this synthetic compound is so ridiculously rigid that it's used to grind down solid steel, stop bullets in armored vests, and make sandpaper that will ruin your day.

Carborundum functions as a nearly diamond-hard abrasive
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