| in firefighting foams | 4 | location |
| to improve texture | 3 | purpose |
| in other products | 3 | location |
| compound → be used for → decade | 10 |
| negative | neutral | positive |
| 0.149 | 0.699 | 0.152 |
| Raw frequency | 10 |
| Normalized frequency | 0.241 |
| Modifier score | 0.500 |
| Perplexity | 42.320 |