| Answer | Crossword Clue |
|---|---|
| PROPENES | Flammable hydrocarbons |
| propenes | PROPENE, a flammable gas |
| Answer | Crossword Clue |
|---|---|
| PROPENES | Flammable hydrocarbons |
| propenes | PROPENE, a flammable gas |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.