| Answer | Crossword Clue |
|---|---|
| butadiene | a flammable gaseous open chain hydrocarbon C4H6 used in making synthetic rubbers |
| Answer | Crossword Clue |
|---|---|
| butadiene | a flammable gaseous open chain hydrocarbon C4H6 used in making synthetic rubbers |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.