| Answer | Crossword Clue |
|---|---|
| SHALE | Fuel-yielding rock |
| SHALES | Fuel-yielding rocks |
| SHALE | Oil-yielding rock |
| SHALE | Fossil-yielding rock |
| SHALEOIL | Rock-derived fuel |
| Answer | Crossword Clue |
|---|---|
| SHALE | Fuel-yielding rock |
| SHALES | Fuel-yielding rocks |
| SHALE | Oil-yielding rock |
| SHALE | Fossil-yielding rock |
| SHALEOIL | Rock-derived fuel |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.