| to heat a series of coils | 11 | purpose |
| as a fuel source | 6 | purpose |
| furnace → use → oil | 66 |
| furnace → use → fuel oil | 3 |
| furnace → utilize → oil | 3 |
| negative | neutral | positive |
| 0.179 | 0.719 | 0.102 |
| Raw frequency | 72 |
| Normalized frequency | 0.687 |
| Modifier score | 0.683 |
| Perplexity | 448.099 |