| Answer | Crossword Clue |
|---|---|
| COALS | Lumps of mineralized vegetable matter fuel. |
| PEAT | Vegetable-matter fuel |
| PEAT | Vegetable matter used as fuel |
| peats | decomposed vegetable matter found in bogs, cut and dried for fuel |
| peat | decomposed vegetable matter found in bogs, cut and dried for fuel |
