| Answer | Crossword Clue |
|---|---|
| COALERS | Fuel supply ships. |
| COALERS | Fuel ships. |
| OILERS | Fuel ships. |
| COALERS | Fuel-carrying ships |
| COALERS | Ships transporting fossil fuel |
| COALERS | Some fuel-carrying ships |
| OILERS | Ships using a certain fuel. |
| trimmers | A person employed to arrange cargo or fuel in a ship's hold |
| trimmer | A person employed to arrange cargo or fuel in a ship's hold |
