| Clue | Source | Date |
|---|---|---|
| ___ converter, device in a car making pollutants less toxic (9) | ||
| ___ converter, device used on modern cars | Puzzler Backwords | 01 Apr 2024 |
| Promoting change with pet, a student joins crazy city (9) | ||
| Canadian short story on metropolis's comeback is stimulating | ||
| ___ converter | New York Times | 19 Feb 2015 |
| ___ converter | ||
| ___ converter (car part) |