plural of chemical element

(chemistry, physics) the application of quantum mechanics to chemical problems

(physics, chemistry) The study of the chemical changes that result from the absorption of ionizing radiation.

(medicine) a chronic disease caused by a person's inability to tolerate a variety of environmental substances

(informal, chemistry) Any of the traditional methods and techniques of chemistry, especially those of analytical chemistry that use gravimetric analysis or volumetric analysis rather than spectroscopy.

A fume hood

(informal, chemistry) Any chemical process or technique that is relatively low-tech, and does not require specialist equipment or skills, or precise measurement or control.

(mathematics, chemistry) The use of computation to predict the structure, properties and reactions of molecules

(pathology) Branch of pathology concerned with the chemical analysis of bodily fluids etc.

Any explosive device that releases a noxious chemical compound (such as chlorine) upon detonation.