| very | 11 | degree |
| as a sound absorber | 6 | manner |
| in promoting oxidation of biodiesel | 4 | transitive-object |
| metal → be → effective | 26 |
| metal → be → efficient | 12 |
| negative | neutral | positive |
| 0.029 | 0.354 | 0.617 |
| Raw frequency | 38 |
| Normalized frequency | 0.466 |
| Modifier score | 0.640 |
| Perplexity | 421.429 |