| Typicality: | 0.287 |
| Saliency: | 0.292 |
| from industrial sources | 6 | other |
| from automobiles | 4 | other |
| in the u.s. | 3 | location |
| lead → be released into → the environment | 12 |
| lead → be released to → the environment | 5 |
| lead → be emitted into → the environment | 4 |
| negative | neutral | positive |
| 0.605 | 0.332 | 0.063 |
| Raw frequency | 21 |
| Normalized frequency | 0.292 |
| Modifier score | 0.500 |
| Perplexity | 52.760 |