riot control agent

(materials) A chemical that produces temporary irritating or disabling effects when in contact with the eyes or when inhaled.

A substance that produces temporary irritating or disabling physical effects that disappear within minutes of removal from exposure. There is no significant risk of permanent injury, and medical treatment is rarely required.

See the Introduction, Abbreviations and Pronunciation for further details.

(DOD) Any chemical, that is not listed in the Chemical Weapons Convention, which can produce rapidly in humans sensory irritate or disabling physical effects which disappear within a short time following termination of exposure. See also chemical warfare.