| throughout history | 9 | temporal |
| in manufacturing an estimated 14,000 products | 4 | other |
| for altering aqueous solubility | 2 | purpose |
| salt → be → employed | 9 |
| salt → be → use | 9 |
| salt → be in → use | 8 |
| salt → be used since → its importance | 5 |
| salt → be → utilized | 5 |
| negative | neutral | positive |
| 0.096 | 0.765 | 0.139 |
| Raw frequency | 36 |
| Normalized frequency | 0.494 |
| Modifier score | 0.950 |
| Perplexity | 475.618 |