(medicine) peritonitis which results from the escape of the contents of the digestive tract into the peritoneum

The application of a mild caustic substance to the skin in order to remove blemishes.

A medical treatment using a anaphrodisiacal hormonal drug to inhibit the function of a man's testes, intended to have the same effect on the sex drive as surgical castration. It is typically used on sex offenders as a punishment and/or preventative measure, or on people wishing to undergo male-to-female transsexualism.

(physics, chemistry) The identities, and relative numbers, of the elements that make up any particular compound

(chemistry) The net potential energy liberated or absorbed during the course of a chemical reaction

Any symptom, such as erythema, edema, and vesiculation, caused by exposure of the skin to a chemical compound.

(chemistry) the fragmentation of any compound into elements or smaller compounds

A toilet or chamber pot which treats waste in place with chemical disinfectants and deodorizers, as in airplane lavatories.

(geology) the chemical boundary layer between the surface of the Earth and the asthenosphere that contains the material differentiated or extracted from the mantle

(chemistry) All the various attractions between elements and compounds that lead to their reaction.