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The process of making a surface smooth. A polishing cup is the operative part of a rotary tool made of synthetic or natural rubber and mounted in a dental handpiece. A polishing brush is a rotary instrument made of synthetic or natural bristle mounted in a dental handpiece or on a lathe and used with a polishing paste. Polishing paste is a water-soluble mixture containing abrasive particles such as aluminium oxide paste used for polishing restorations or pumice.

Polishing brush

Subjects: Dentistry.

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