| Answer | Crossword Clue |
|---|---|
| HISS | Sign of a leak |
| ODOR | Sign of a natural gas leak |
| SSS | Evidence of a leak |
| SSS | Sound of a leak |
| SSSS | Sound of a leak |
| MOLE | Source of a leak |
| PLOPS | Sounds of a leak |
| ODOR | Hint of a leak |
| DRIP | Evidence of a leak |
| OILSLICK | Result of a tanker leak |
| ODOR | Hint of a gas leak |
| SSSS | Sound of a slow leak |
| MOLE | Source of a leak, perhaps |
| PINHOLE | Source of a slow leak, perhaps |
| TOLD | Was the source of a leak |
| BHOPAL | Indian city that was the site of a deadly gas leak in 1984 |
