Chlorine (CL)

Other Names



Chlorine (CL) is a greenish yellow gas with a suffocating odor. Four parts per million (4 ppm) in air can be detected by smell; 30 ppm will cause coughing. Chlorine is a powerful irritant and lung injurant. It causes irritation of the conjunctiva and the mucous membranes of the nose, larynx and pharynx. It can cause fatal pulmonary edema.


Old Chemical Weapons and Related Materiel Reference Guide (2018)

Old Chemical Weapons Reference Guide (1998)

TM 9-1904, Ammunition Inspection Guide (1944)