(from the article `tear gas`) ...liquids or solids that can be finely dispersed in the air through the use of sprays, fog generators, or grenades and shells. The two most commonly ... Tear gas and vomiting agents have been produced to control riots and unruly crowds. Commonly used tear gases are chloracetophenone (CN), chloropicrin ... ... Found on http://www.britannica.com/eb/a-z/c/101
(PROJECT GLOSSARY) Contract negotiation: Bargaining activities entered into once the technical scope has been fully clarified. Found on https://www.encyclo.co.uk/local/20479