| Answer | Crossword Clue |
|---|---|
| BEFOULS | Pollutes |
| SOILS | Pollutes |
| VITIATES | Pollutes |
| TAINTS | Pollutes |
| BEFOULS | Defiles or pollutes |
| OZONE | Gas that both protects and pollutes |
| polluter | one that pollutes (to make unclean or impure) |
| polluters | POLLUTER, one that pollutes (to make unclean or impure) |
