| in the air | 5 | location |
| well | 4 | location |
| over pesticides | 2 | other |
| toxin → be found in → water | 52 |
| toxin → be present in → water | 12 |
| toxin → be found in → the water | 7 |
| toxin → be present in → the water | 4 |
| toxin → find in → water | 3 |
| toxin → be found in → other forms of water pollution | 3 |
| negative | neutral | positive |
| 0.653 | 0.268 | 0.079 |
| Raw frequency | 81 |
| Normalized frequency | 0.669 |
| Modifier score | 0.700 |
| Perplexity | 50.318 |