| Similarity | Rank | |
|---|---|---|
| waste_water | 0.802 | 36994 |
| wastewater | 0.797 | 16254 |
| treatment_plant | 0.752 | 48607 |
| industrial_waste | 0.739 | 70885 |
| sludge | 0.738 | 28932 |
| treat_water | 0.733 | 93862 |
| sewage | 0.726 | 20240 |
| wastewater_treatment_plant | 0.724 | 59904 |
| surface_water | 0.715 | 17620 |
| ground_water | 0.704 | 30977 |
| wastewater_treatment | 0.694 | 51114 |
| groundwater | 0.692 | 10207 |
| contaminant | 0.687 | 17936 |
| sediment | 0.685 | 9378 |
| slurry | 0.684 | 49100 |
| irrigation_water | 0.675 | 72924 |
| pollutant | 0.664 | 14162 |
| river_water | 0.658 | 72046 |
| waste_stream | 0.655 | 52188 |
| storm_water | 0.655 | 71726 |
| solid_waste | 0.654 | 32002 |
| organic_waste | 0.652 | 69060 |
| water_treatment_plant | 0.647 | 79968 |
| digester | 0.647 | 79636 |
| rainwater | 0.645 | 41449 |