| Answer | Crossword Clue |
|---|---|
| OIL | Essential or crude substance |
| OIL | "Essential" substance |
| ENZYME | Substance essential to life |
| OIL | Crude substance? |
| Answer | Crossword Clue |
|---|---|
| OIL | Essential or crude substance |
| OIL | "Essential" substance |
| ENZYME | Substance essential to life |
| OIL | Crude substance? |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.