Related Clues:
- Environment for aeroponic growing
- London mist
- Unhealthy air component
- Delhi problem
- Metaphor for the past
- Summer sprinkler setting
- Airborne urban hazard
- Mizzle; light rain
- Niagara Falls by-product
- Weather condition in the final scene of "Casablanca"
- Cloud forest feature
- Urban irritant
- Fog companion
- Fog and smoke mix
- Alert subject?