Used against particles, dust, smoke, fume, bacteria, viruses, biological warfare agents, and a wide range of organic, inorganic and acid gases and ammonia. Examples: Sarin, nerve gas, mustard gas, cyanogen, phosgene, radioactive dust, toxic particulate, aerosols, tear gas, bacteria, viruses, anthrax, smallpox etc. Also provides protection against industrial gases such as ammonia, hydrogen cyanide, acid gases, chlorine, sulfur dioxide, hydrogen chloride and many more.