| Similarity | Rank | |
|---|---|---|
| organophosphate | 0.884 | 84664 |
| strontium-90 | 0.876 | 87007 |
| biodegradation | 0.874 | 74761 |
| mycorrhiza | 0.873 | 98041 |
| organochlorine | 0.873 | 48475 |
| methanogenesis | 0.872 | 54198 |
| unabsorbed | 0.872 | 81317 |
| polycyclic | 0.872 | 68633 |
| flocculate | 0.870 | 93208 |
| non-methanogenic | 0.868 | 82874 |
| unreactive | 0.864 | 78898 |
| polonium-210 | 0.864 | 71984 |
| microflora | 0.863 | 56461 |
| lindane | 0.859 | 67136 |
| spoilage | 0.857 | 78925 |
| odorant | 0.856 | 52358 |
| mycotoxin | 0.854 | 62510 |
| non-polar | 0.851 | 53460 |
| caesium-137 | 0.851 | 59747 |
| legionellae | 0.851 | 75908 |
| sequestrant | 0.850 | 84016 |
| carbon-14 | 0.849 | 58995 |
| long-chain | 0.849 | 62178 |
| mucopolysaccharide | 0.848 | 83120 |
| chlorate | 0.847 | 68873 |