| Similarity | Rank | |
|---|---|---|
| dioxins | 0.908 | 77636 |
| carcinogenic | 0.836 | 37544 |
| carcinogen | 0.833 | 47401 |
| benzene | 0.828 | 46443 |
| arsenic | 0.822 | 26971 |
| toxic | 0.821 | 5541 |
| contaminant | 0.810 | 45441 |
| carcinogens | 0.790 | 37206 |
| formaldehyde | 0.788 | 35550 |
| toxicity | 0.787 | 14174 |
| cancer-causing | 0.782 | 62528 |
| toxics | 0.775 | 88988 |
| radioactive | 0.774 | 15026 |
| PAHs | 0.768 | 93057 |
| toluene | 0.757 | 81758 |
| MTBE | 0.754 | 96906 |
| cyanide | 0.753 | 41824 |
| radioactivity | 0.752 | 42842 |
| pesticide | 0.752 | 19318 |
| bisphenol | 0.751 | 97538 |
| PFOA | 0.751 | 88152 |
| neurotoxic | 0.751 | 93099 |
| chemicals | 0.747 | 4016 |
| phenol | 0.747 | 70784 |
| ozone | 0.746 | 18222 |