Last seen in:
- Thomas Joseph - King Feature Syndicate - Apr 3 2025
- Thomas Joseph - King Feature Syndicate - Mar 21 2025
- Thomas Joseph - King Feature Syndicate - Mar 12 2025
- Newsday.com - Jun 12 2022
- Thomas Joseph - King Feature Syndicate - May 4 2022
- Thomas Joseph - King Feature Syndicate - Sep 22 2021
- The Washington Post - Jul 22 2020
- L.A. Times Daily - Jul 22 2020
- Universal - Oct 18 2018
- Wall Street Journal - Aug 27 2018 - WOW!
Related Clues:
- Freeway byproduct
- Symptom for a car mechanic
- Boom, vroom, zoom, etc.
- Air quality concern
- Sound assault
- Beijing problem
- Air condition
- Air that makes you go [cough, cough]
- Statistician's problem
- Air problem
- Empty information
- Target of clean air laws
- Unhealthful skyline obscurer
- Boom, vroom, or zoom
- Reason for earplugs