Last seen in:
- Thomas Joseph - King Feature Syndicate - Jul 27 2024
- Universal - Dec 16 2023
- L.A. Times Daily - Oct 8 2022
- Family Time - Nov 17 2019
- Thomas Joseph - King Feature Syndicate - Aug 6 2019
- Universal - Feb 25 2018
- USA Today - Feb 9 2016
- Thomas Joseph - King Feature Syndicate - Oct 26 2015
- Family Time - Oct 25 2015
- Family Time - Oct 5 2015
Related Clues:
- Element whose name comes from Greek for 'inactive'
- Element #86
- Simple hydrocarbon
- One of the 6 noble gases
- Colorless, odorless gas used as fuel
- Radioactive element
- Natural gas product
- Gas used in high-intensity headlights
- Household health hazard
- Gas used in tubes
- Alternative to coals
- Light gas
- Dangerous inert gas
- Barbecue gas
- Danger in a uranium mine