| in a sealed container | 6 | location |
| under controlled conditions | 5 | other |
| traditionally | 4 | other |
| charcoal → be made from → wood | 16 |
| charcoal → be made by → burning wood | 6 |
| charcoal → be → wood | 6 |
| charcoal → be made by → heating wood | 6 |
| negative | neutral | positive |
| 0.368 | 0.546 | 0.086 |
| Raw frequency | 34 |
| Normalized frequency | 0.825 |
| Modifier score | 0.900 |
| Perplexity | 28.593 |