| much | 10 | degree |
| for their intended use | 8 | purpose |
| compared to its chemical counterparts | 4 | other |
| device → be → safer | 75 |
| device → be made → safer | 4 |
| device → become → safer | 4 |
| device → be → more safe | 3 |
| negative | neutral | positive |
| 0.083 | 0.308 | 0.609 |
| Raw frequency | 86 |
| Normalized frequency | 0.448 |
| Modifier score | 0.675 |
| Perplexity | 408.153 |