chemical substances that can be delivered using munitions and dispersal devices to cause death or severe harm to people and animals and plants

a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely

a toxic war gas with sulfide based compounds that raises blisters and attacks the eyes and lungs; there is no known antidote

a toxic gas that is inhaled or absorbed through the skin and has harmful effects on the nervous and respiratory system

an organoarsenic compound once manufactured in the U.S., Japan, and Germany for use as a chemical weapon, acting as a vesicant (blister agent) and lung irritant.

an inorganic compound with the formula NCCl.