| Clue | Source | Date |
|---|---|---|
| Antoine Laurent ___, 1743-1794, French scientist (9) | ||
| French father of modern chemistry, whose achievements include isolating and naming oxygen (1778) (9) | ||
| French chemist | The Telegraph Quick | 14 Dec 2018 |
| Antoine Laurent --, 1743-94, French scientist | The Telegraph General Knowledge | 12 Feb 2017 |
| Old chemist who could make air so vile | ||
| Founder of modern chemistry | ||
| Founder of modern chemistry |