Title: Chemical and biological defense
Subjects: Armed Forces, Biological Hazards, Biological warfare, Biological weapons, Chemical warfare, Chemical weapons, Defenses, Department of Defense, Evaluation, Hazardous chemicals, Health and hygiene, Management, Medical Tests, Nerve gases, Project 112, Rules and practice, Safety measures, Security measures, Testing, United States, United States. Dept. of Defense, Veterans, United States. Department of Defense, Performance standards
Places: United States