| in the aerospace industry | 6 | location |
| in treatments of radiotherapy | 6 | other |
| to human life | 5 | transitive-object |
| cobalt → be → essential | 21 |
| cobalt → be → critical | 13 |
| cobalt → be → important | 9 |
| cobalt → be → crucial | 4 |
| negative | neutral | positive |
| 0.045 | 0.596 | 0.359 |
| Raw frequency | 47 |
| Normalized frequency | 1.000 |
| Modifier score | 0.500 |
| Perplexity | 96.314 |