| Similarity | Rank | |
|---|---|---|
| biphenyl | 0.827 | 49287 |
| polychlorinate | 0.807 | 45744 |
| hexafluoride | 0.793 | 78594 |
| dioxin | 0.785 | 17452 |
| ddt | 0.773 | 35026 |
| lindane | 0.771 | 67136 |
| phenol | 0.769 | 28644 |
| organochlorine | 0.765 | 48475 |
| propellant | 0.762 | 43000 |
| phosgene | 0.758 | 98640 |
| contaminant | 0.757 | 23773 |
| coolant | 0.751 | 33789 |
| toxic | 0.747 | 5194 |
| beryllium | 0.746 | 52345 |
| halon | 0.745 | 27495 |
| carcinogen | 0.744 | 23531 |
| carcinogenic | 0.739 | 25443 |
| tetrachloride | 0.739 | 38419 |
| chlorinate | 0.737 | 31192 |
| ozone-depleting | 0.736 | 40272 |
| caesium | 0.735 | 37760 |
| cyanide | 0.734 | 24907 |
| pollutant | 0.731 | 10281 |
| contamination | 0.729 | 7877 |
| ozone-damaging | 0.728 | 88642 |