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A sign for separating substances by boiling and condensing.
Also known as: Distillation sign
Boiling a liquid and condensing the vapour to separate its components. The single most important laboratory technique in alchemy, and the one that most clearly connects it to modern chemistry — the apparatus is recognisably the ancestor of a modern still.
Denotes distillation: heating a liquid to vapour and condensing it again in order to separate or purify its components.
The central technique of the alchemical laboratory, carried out in an alembic, and the operation through which alchemical practice most directly becomes chemistry.
A curved stroke descending into a short horizontal line, forming a compact written figure.
Both are named operations in the alchemical sequence of processes.
Distillation is the operation performed in an alembic.