| cause cancer | 0.54 |
| cause heart disease | 0.23 |
| enter the body | 0.21 |
| remain in airway | 0.21 |
| cause other reproductiv… | 0.21 |
| cause birth defects | 0.16 |
| irritate lung | 0.16 |
| harmful | 0.65 |
| produced by incomplete … | 0.43 |
| released into the air | 0.25 |
| produced | 0.25 |
| released | 0.23 |
| identified in cigarette | 0.16 |