| Answer | Crossword Clue |
|---|---|
| SOOT | Ingredient of smog. |
| AIR | Ingredient of smog. |
| AIR | Smog ingredient. |
| OZONE | Smog ingredient |
| SMOKE | Smog ingredient. |
| SOOT | Element of smog. |
| SMOKE | Part of smog. |
| SMAZE | Relative of smog. |
| SOOT | Part of the smog problem. |
| HAZY | Having a bit of smog |
| COAL | Its burning is a major source of Beijing smog |
| LORAX | "No one can sing who has smog in his throat" speaker of kiddie lit |
