| Similarity | Rank | |
|---|---|---|
| hcfc | 0.883 | 89263 |
| ozone-damaging | 0.878 | 88642 |
| vocs | 0.868 | 67555 |
| leachate | 0.862 | 84487 |
| steelmak | 0.861 | 66801 |
| biodegradation | 0.853 | 74761 |
| pyrolysis | 0.846 | 84630 |
| mtbe | 0.846 | 87435 |
| tropospheric | 0.842 | 67421 |
| fluorocarbon | 0.842 | 92192 |
| fossil-fuel | 0.842 | 76055 |
| carbon-dioxide | 0.840 | 95251 |
| ozone-depleting | 0.839 | 40272 |
| redox | 0.838 | 63528 |
| first-stage | 0.838 | 75049 |
| refrigerant | 0.832 | 52632 |
| isomerisation | 0.831 | 83786 |
| nox | 0.831 | 28969 |
| c02 | 0.830 | 50452 |
| hfcs | 0.830 | 88618 |
| denitrification | 0.829 | 47547 |
| ozone-benign | 0.829 | 99646 |
| digester | 0.827 | 79949 |
| anthropogenic | 0.827 | 51620 |
| polycyclic | 0.825 | 68633 |