Related Clues:
- Gas in crude petroleum
- Fuel oil
- Inventor of an eponymous engine
- Refinery by-product
- Hydrocarbon gas
- Part of natural gas
- See lid, oddly, of the fuel
- Colorless fuel gas
- Train perhaps terminates on Eastern line
- Stops US railroad engine
- Gas is in general more desirable than ever
- Engine stops working on elevated railway
- Engineer toured Leeds around lunchtime
- Etna erupts with helium gas
- Fuel ceases to burn well, evenly