| Answer | Crossword Clue |
|---|---|
| BUTANES | Hydrocarbons used in lighters |
| TOLUOLS | Commercial hydrocarbons, used in dyeing. |
| STYRENES | Hydrocarbons used in making plastics |
| BUTENES | Hydrocarbons used in a substitute for rubber. |
| ENE | Chemical suffix used for hydrocarbons. |
