| Answer | Crossword Clue |
|---|---|
| STYRENES | Hydrocarbons used in making plastics |
| PHENOL | Compound used in making plastics |
| UREA | Compound used in making plastics |
| UREA | Powder used in making plastics |
| STYRENE | Liquid used in making plastics |
| UREA | Component used in making plastics and fertilizer |
| PHOSGENE | Gas used in making glass and plastics |
| ESTERS | Salts used in making plastics and explosives. |
