| Similarity | Rank | |
|---|---|---|
| halon | 0.885 | 27495 |
| ozone-depleting | 0.882 | 40272 |
| cfc | 0.879 | 9251 |
| ozone-damaging | 0.858 | 88642 |
| hydrochlorofluorocarbon | 0.848 | 88646 |
| hcfcs | 0.846 | 61147 |
| tetrachloride | 0.839 | 38419 |
| nox | 0.829 | 28969 |
| 134a | 0.821 | 62803 |
| propellant | 0.819 | 43000 |
| ozone-benign | 0.816 | 99646 |
| fluorocarbon | 0.812 | 92192 |
| co2 | 0.808 | 18793 |
| refrigerant | 0.806 | 52632 |
| hcfc | 0.801 | 89263 |
| polychlorinate | 0.792 | 45744 |
| feedstock | 0.791 | 29226 |
| so2 | 0.791 | 62009 |
| coolant | 0.785 | 33789 |
| vocs | 0.784 | 67555 |
| klea | 0.783 | 56051 |
| phosgene | 0.781 | 98640 |
| ethane | 0.778 | 70857 |
| ozone-destroy | 0.774 | 88366 |
| biphenyl | 0.772 | 49287 |