| Clue | Source | Date |
|---|---|---|
| Medical treatment using water (12) | ||
| Harry toyed with pH for water treatment (12) | ||
| Spa treatment? | The Guardian Quick | 02 Feb 2022 |
| Liquid refreshment? | The Telegraph Toughie | 28 Jan 2021 |
| New trophy ready, supporting hospital's remedial treatment | ||
| Use of water in a medical treatment | Family Time | 19 Dec 2016 |