Related Clues:
- Sweeping target
- Air vents
- Outlet for smoke or gas
- Fume vent
- Chimney-shaft
- Duct for smoke
- Chimney vent
- Smoke outlet
- Escape viral illness, taking vitamin
- Heard of disease in smoky passage
- Smoke-duct in chimney
- Smoke pipe
- Smoking pipe responsible for speaker's complaint?
- Tube went rapidly, it is reported
- Duct for smoke/gases