| Answer | Crossword Clue |
|---|---|
| SOOT | Smokestack emission |
| ASH | Smokestack emission |
| FLUE | Smokestack |
| FUNNEL | Smokestack. |
| ASH | Smokestack output |
| PLUME | Smokestack column |
| ETNA | Sicilian smokestack |
| ASH | Smokestack residue |
| SILO | Barnyard "smokestack." |
| FUNNEL | Steamship smokestack |
| SOOTY | Like a smokestack |
