V-Series Nerve Agents 2 : Chemistry and Chemical Disasters. Chemical agents of moderate to high toxicity developed in the 1950s. They are generally persistent. Examples are VE, VG, VM, VS, and VX
Central Intelligence Agency, Chemical/Biological/Radiological Incident Handbook (Sections G., H. and I. Glossaries of Chemical, Biological and Radiological Terms), Office of Public Affairs Washington, D.C., USA 1998. https://www.cia.gov/library/reports/general-report s-1/cbr_handbook/cbrbook.htm#8, (CBRN - Amer) {787}
Central Intelligence Agency CIA, Chemical/Biological/Radiological Incident (CBR) Handbook, Section H. Glossary of Biological Terms, The Office of Public Affairs (OPA), Central Intelligence Agency (CIA) Washington, DC, USA 1998. https://www.fema.gov/vii-glossary-terms, (D/CBRN - Amer) {814}