Related Clues:
- Sound from bolted shaft
- It may be full of hot air
- Escape shaft got off the ground, so to speak
- Sound�s travelled by air duct
- Outlet for fuel distribution
- Small chimney
- Chimney-duct
- Fuel (anag.)
- Chimney
- Pipe sounding 'Gone Away'
- Fuel made a mess of chimney
- Redesigned fuel outlet
- Smoke passage
- What's burned for power, the last of it taken up chimney
- Outlets for various fuels