It slowly evaporates, leaving a thin crust of animal and vegetable matter.
==Pharmacology, Toxicology and Therapeutics of Alcohol== Alcohol is of great medicinal value as a solvent, being used to form solutions of alkaloids, resins, volatile oils, iodoform, &c. In strength of about 10% and upwards it is an antiseptic. If applied to the skin it rapidly evaporates, thereby cooling the skin and diminishing the amount of sweat excreted.
69-79) the distinctive 2 " The soil of this marsh [east of Palmyra] is so impregnated with salt that a trench or pit sunk in it becomes filled in a short time with concentrated brine, the water of which evaporates in the intense sunshine and leaves an incrustation of excellent salt."
Exposed overnight to a cool dry gentle wind from the north-west, the water evaporates at the expense of its own heat, and the consequent cooling takes place with sufficient rapidity to overbalance the slow influx of heat from above through the cooled dense air or from below through the badly conducting straw.
Liquid at the condenser temperature being introduced into the refrigerator through the regulating valve, a small portion evaporates and reduces the remaining liquid to the temperature T1.