| in the production of biodiesel | 3 | purpose |
| in soap | 2 | location |
| often | 2 | temporal |
| glycerin → be → added | 8 |
| glycerin → be → a by-product | 5 |
| glycerin → be → organic compound | 4 |
| glycerin → be → chemical | 3 |
| glycerin → be → substance | 3 |
| negative | neutral | positive |
| 0.128 | 0.670 | 0.202 |
| Raw frequency | 23 |
| Normalized frequency | 0.570 |
| Modifier score | 0.700 |
| Perplexity | 139.256 |