abrasive
adj//əˈbɹeɪ.sɪv//slipande, abrasivmedel
Producing abrasion; rough enough to wear away the outer surface. [First attested in 1805.]
A hard inorganic substance or material consisting in powder or granule form such as sandpaper, pumice, or emery, used for cleaning, smoothing, or polishing. [First attested in the mid 19th century.]