a gas causing tears, salivation, and painful breathing, used in civil disturbances; ortho- chlorobenzal malononitrile. Formula: C 6 H 4 ClCH:C(CN) 2
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Question 1 of 9
You may have read the word "simmer" in a recipe or two, but what does it really mean?
Word Origin for CS gas
C20: from the surname initials of its US inventors, Ben Carson and Roger Staughton
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012