Last seen in:
- The Times - Concise - Times Concise Jumbo No 1606
- The Times - Concise - Times Concise Jumbo No 1606
- The Telegraph - QUICK CROSSWORD NO: 29,783 - Sep 17 2021
- The Telegraph - QUICK CROSSWORD NO: 29,635 - Mar 29 2021
- The Times - Concise - Times Concise No 8478
- The Times - Concise - Times Concise No 8277
- The Sun - Two Speed - Oct 2 2019
- The Times - Concise - Times Concise No 8063
- The Washington Post - Jun 2 2019
- L.A. Times Daily - Jun 2 2019
Related Clues:
- Cellar gas
- Radioactive element — rout him (anag)
- Element named, in 1789, after a recently discovered planet
- Element of difficulty in the Navy
- Natural gas considered a hazard to health
- Radioactive metallic element resembling aluminium
- Rn, in chemistry
- Radioactive material, Pu
- Controlled squeezes make gas
- Aim to get off main road with dangerous gas
- Rarest naturally occurring element in the earth's crust
- Highest atomic number gas
- Element discovered by Marie and Pierre Curie
- Heaviest noble gas, produced by the decay of uranium-238
- 1898 chemistry discovery