| Answer | Crossword Clue |
|---|---|
| PUMICE | Polishing material. |
| PUMICE | Polishing material |
| PUMICED | Used a polishing material |
| abrasive | (of a substance or material) Capable of polishing or cleaning a hard surface by rubbing or grinding |
| grindstones | A thick disk of stone or other abrasive material mounted so as to revolve, used for grinding, sharpening, or polishing metal objects |
| grindstone | A thick disk of stone or other abrasive material mounted so as to revolve, used for grinding, sharpening, or polishing metal objects |
