Medical

nonpersistent agent

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non·per·sis·tent a·gent

(non'pĕr-sis'tĕnt ā'jĕnt)

A chemical agent that under given conditions of temperature, pressure, wind, and other variables remains in the environment for less than 1 day. Removal may be by evaporation or chemical decomposition. Examples include chlorine, phosgene, cyanide, and the G-series nerve agents.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

References in periodicals archive

(10) CCTC Item 1890 "Classification of Quick-Acting, Nonpersistent Agent GB, as a Substitute Standard Type," 19 May 1948.

Nerve gas: America's fifteen-year struggle for modern chemical weapons

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