| Rating | Solver | Clue |
|---|---|---|
| ACID | Sour substance | |
| ACESCENT | A substance liable to become sour. | |
| SOUR | A sour or acid substance; whatever produces a painful effect. | |
| RACEMIC | ...any kinds of grapes. It is also obtained from tartaric acid, with which it is isomeric, and from sugar, gum, etc., by oxidation. It is a sour wh... | |
| SALERATUS | ...g an alkaline taste and reaction, consisting of sodium bicarbonate (see under Sodium.) It is largely used in cooking, with sour milk (lactic ... | |
| DISTILLATION | ... of illuminating gas and coal, of alcohol from sour mash, or of boric acid in steam. ... | |