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CS Gas or Tear Gas

By Anne Marie Helmenstine, Ph.D., About.com Guide

CS gas or 2-chlorobenzalmalononitrile is a tear gas that sometimes is used as a riot control agent.

CS gas or 2-chlorobenzalmalononitrile is a tear gas that sometimes is used as a riot control agent. CS gas is actually a solid at room temperature that is used in aerosol form. Tear gas generally is considered to be non-lethal.

Mykhal, Wikipedia Commons
The molecular formula for CS is C10H5ClN2
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