| Typicality: | 0.522 |
| Saliency: | 0.258 |
| in the event of a leak | 3 | temporal |
| rapidly | 3 | manner |
| at a speed of 45mph | 2 | manner |
| hydrogen → rise into → the atmosphere | 5 |
| hydrogen → escape into → the atmosphere | 4 |
| hydrogen → be released into → the atmosphere | 3 |
| negative | neutral | positive |
| 0.211 | 0.657 | 0.132 |
| Raw frequency | 12 |
| Normalized frequency | 0.258 |
| Modifier score | 1.000 |
| Perplexity | 69.207 |