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more about carborundum
carborundum |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Carborundum \Car`bo*run"dum\, [Carbon + corundum.] A beautiful crystalline compound, {SiC}, consisting of carbon and silicon in combination; carbon silicide. It is made by heating carbon and sand together in an electric furnace. The commercial article is dark-colored and iridescent. It is harder than emery, and is used as an abrasive. From WordNet r 1.6 [wn]: carborundum n : (trade mark) an abrasive composed of silicon carbide crystals
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