| partially | 4 | degree |
| external to semiconductor component | 3 | other |
| in small amounts | 2 | other |
| lead → be → exposed | 17 |
| lead → lead → exposure | 7 |
| lead → be → exposure | 3 |
| negative | neutral | positive |
| 0.411 | 0.541 | 0.047 |
| Raw frequency | 27 |
| Normalized frequency | 0.330 |
| Modifier score | 0.500 |
| Perplexity | 237.525 |