| Answer | Crossword Clue |
|---|---|
| ACETYLENE | Gas made from limestone and coal |
| NYLON | It's made from coal, water and air. |
| desulfurisation | the removal of sulfur or sulfur compounds (as from coal or flue gas) also DESULFURIZATION |
| desulfurization | the removal of sulfur or sulfur compounds (as from coal or flue gas) also DESULFURISATION |
| LIGNITE | Coal made from wood. |
| TOLUENE | Solvent made from coal tar |
| PHENOLS | Compounds made from coal tar |
