Causing wear or abrasion through friction; having the quality of scraping or rubbing away material.
From Latin 'corrasivus,' derived from 'corradere' (to scrape). An alternative or archaic form of 'corrasive' that means the same as 'corrasive' in modern geological terminology.
Sand is corrasive, which is why sandpaper works—ancient people figured out that rubbing sand against wood or stone would smooth or shape it, and that's still how abrasives work today.
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