01 n. An instrument used to illustrate the freezing of water by its own evaporation. The ordinary form consists of two glass bulbs, connected by …
-
1.
An instrument used to illustrate the freezing of water by its own evaporation. The ordinary form consists of two glass bulbs, connected by a tube of the same material, and containing only a quantity of water and its vapor, devoid of air. The water is in one of the bulbs, and freezes when the other is cooled below 32° Fahr.(Chem.)