orthochlorobenzalmalononitrile

English

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Noun

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orthochlorobenzalmalononitrile (uncountable)

  1. (chemistry) The active ingredient in most tear gas, C10H5ClN2, also called CS gas
    • 1967, Michigan Compiled Laws Annotated, page 200:
      If a person uses a self-defense spray device during the commission of a crime to eject, release, or emit orthochlorobenzalmalononitrile or oleoresin capsicum or threatens to use a self-defense spray device []