Related Clues:
- Colourless odourless gaseous element
- Gas dog going out with Henry
- Life-support for topless hooker on dope
- Some of water extremely hazy - doctor round with details
- Cunning, but not to start with, having information on gas
- Gas, symbol H
- O for this help up a mountain!
- Life support that's elementary?
- First one found...
- Chemical element, no. 1
- Abundant gas
- Henry gets mad with dog producing gas
- Ill-used sort of tent
- Colourless odourless gas, the life-supporting component of the air
- H in chemistry