| Answer | Crossword Clue |
|---|---|
| cumarones | CUMARONE, a liquid derived from coal tar, also COUMARONE |
| coumarones | COUMARONE, a liquid derived from coal tar, also CUMARONE |
| coumarone | a liquid derived from coal tar, also CUMARONE |
| cumarone | a liquid derived from coal tar, also COUMARONE |
| cumarone | colorless liquid, C8H6O7, derived from a naphtha distilled from coal tar: used chiefly in the synthesis of coumarone resins |
| parvoline | a liquid derived from coal tar |
| parvolines | PARVOLINE, a liquid derived from coal tar |
| synfuel | a liquid or gaseous fuel derived especially from a fossil fuel that is a solid (as coal) or part of a solid (as tar sand or oil shale) |
