Related Clues:
- ___ guzzler
- Home heating option
- It's expelled from an erupting volcano
- Big part of a trucker's budget
- Jaguars consume it
- American petrol
- In brief, American petrol
- State of matter, not solid or liquid
- State of matter not solid or liquid
- It's neither solid nor liquid
- It's not liquid or solid, like American petrol
- Hydrogen or oxygen, say
- Hydrogen or methane, say
- Substance like air
- Go down and go off; go up to go down - that's great!