Related Clues:
- Sound of sound poet
- Northern tributary of Seine — that's what we hear
- Sound - gossip
- Static - sound
- Man-made atmospheric pollution
- Bad visibility caused by emissions from chimneys
- Polluted mist
- Polluted atmosphere
- Unpleasant blanket
- Unwanted cloud
- L.A. problem
- Uproar about one's bill
- Air quality problem
- Environmental portmanteau
- Unwanted sound