Phosgene is classified as a choking agent-it's Chlorine combined with carbon monoxide. It destroys your lungs and mucous membranes. It was an early WW1 era improvement on straight up Chlorine gas such as that used in the second battle of Ypres which is worth reading about
Mustard gasses are the blister agents.
Then came the acetylcholinesterase inhibitors-the nerve gasses.
64 posted on 04/08/2017 7:49:47 AM PDT by RC one
(The 2nd Amendment is a doomsday provision, one designed for those exceptionally rare circumstances)