| Typicality: | 0.472 |
| Saliency: | 0.427 |
| currently | 2 | temporal |
| entirely | 2 | degree |
| chemical → be known to → man | 18 |
| chemical → be known to → science | 12 |
| chemical → be known to → mankind | 6 |
| chemical → be known to → humankind | 3 |
| negative | neutral | positive |
| 0.699 | 0.236 | 0.065 |
| Raw frequency | 39 |
| Normalized frequency | 0.427 |
| Modifier score | 0.894 |
| Perplexity | 39.464 |