| Answer | Crossword Clue |
|---|---|
| RADON | Household health hazard |
| RADON | Household hazard |
| RADONGAS | Household hazard |
| RADON | Invisible household hazard |
| LEADBASED | Like paint that's a household hazard |
| SMOG | Health hazard |
| RADON | Health hazard |
| FAT | Health hazard |
| RADON | Invisible health hazard |
| RADON | Home health hazard |
| TOXIN | Atmospheric health hazard |
| RADON | Health hazard gas |
| SMOG | Urban health hazard |
| SECONDHANDSMOKE | Health hazard from cigarettes |
| NOISE | Health hazard, in cities. |
