| Clue | Source | Date |
|---|---|---|
| Nail salon boards | ||
| Salon boards | The Washington Post | 19 Jan 2019 |
| Salon boards | LA Times Daily | 19 Jan 2019 |
| Salon boards | ||
| Nail file materials | Premier Sunday | 02 Oct 2016 |
| Manicure boards | Premier Sunday | 01 Nov 2015 |
| Manicure boards | ||
| Abrasive substances | ||
| Salon boards | ||
| Abrasive minerals | ||
| Grinding substances | ||
| Abrasive substances | ||
| Abrasive substances | ||
| Nail filers | ||
| Nail files | ||
| Grinding substances | ||
| Abrasive substances | ||
| Abrasive minerals | ||
| Roughens with an abrasive | ||
| Polishes with a certain substance. | ||
| Polishing materials. | ||
| Abrasives. |