| remained affordable | 0.39 |
| clean | 0.25 |
| liquid fuel | 0.65 |
| burned in boiler | 0.68 |
| used in engine | 0.66 |
| used on board ships | 0.66 |
| burned in furnace | 0.65 |
| compared to propane | 0.39 |
| compared to natural gas | 0.39 |
| transported by fleets o… | 0.35 |
| transported through pip… | 0.31 |
| used in the building | 0.31 |
| injected into the engine | 0.25 |
| More » |