| PHENOL | Aromatic compound produced on a large scale from petroleum (6) |
| WHOLESALE | Awkward situation, say, with Southern drink produced on a large scale (9) |
| ACCORD | Harmony that can be produced on a piano, one hears (6) |
| CRESOL | Aromatic compound could be closer (6) |
| PYRENE | Three-quarters of the mountains yield this aromatic compound (6) |
| WAHWAH | Wavering sound produced on a brass instrument by alternately covering and uncovering the bell, originally in jazz (3-3) |
| CYMENE | Aromatic compound found in cumin, thyme, oregano |
| LADDER | Scale from large snake (6) |
| HAMISH | Mistake around third note in scale from pianist Milne (6) |
| GASOIL | German leader holds key to ground produced from petroleum export (3,3) |
| ETHANE | Gaseous alkane obtained from petroleum (6) |
| VENINS | Poison compounds produced by snakes |
| ESTERS | Aromatic compounds in wine |
| CLIMBS | Scales from crocodile's front legs? |
| BUTENE | Hydrocarbon derived from petroleum |
| HEXANE | Hydrocarbon obtained from petroleum |
| RAMP | Word whose etymological ascent from "clambering, climbing" to "crime" scales from the heraldic posture of a rearing lion to a slope in a walkway, a sleeping policeman and a moveable staircase to a mod |
| GRADE | In the UK, a music exam on a scale from 1 to 8; or, a category given to a listed building, I, II* or IIA (5) |
| ATROPINE | Poisonous compound produced from a synthetic protein (8) |
| GLISSANDO | Meaning "to slide", the sweep of a finger along adjacent piano keys or harp strings; or, a similar effect produced on a trombone (9) |
