Related Clues:
- Urban ill
- Unclear mental state
- Small cat is an airy killer
- 'Purple ___'
- Small cat in urban haze?
- Los Angeles pollution problem
- Try writing about industrial problem
- Q: What happens when the ___ clears over Los Angeles? A: UCLA!
- Polluted atmosphere created by small cat
- Unfresh air
- Nasty hangover?
- It's like mist but with pollutants
- Urban visibility hazard
- Potential cause of a respiratory problem
- London’s Great ____of 1952 led to the Clean Air Act