Related by context. Frequent words. (Click for all words.) 68 Agent Orange 67 defoliant 65 defoliants 57 Agent Orange exposure 49 Vietnam War 49 toxic chemicals 48 chemical 47 dioxin 47 chemical warfare 47 Depleted Uranium 47 anthrax 47 chemicals 46 butter flavoring 46 Vietnam 46 depleted uranium 46 organophosphates 46 solvents 46 asbestos 46 Gulf War 46 munitions 45 DBCP 45 herbicide 45 toxic substances 45 vinyl chloride 45 Persian Gulf War 45 toxic 44 toxic wastes 44 poisonous chemicals 44 phosgene 44 herbicides 43 contaminated 43 toxins 43 anthrax vaccine 43 sarin gas 43 unexploded ordnance 43 pesticides 43 pesticide 43 toxic waste 43 polychlorinated biphenyls PCBs 42 suspected carcinogen 42 toxic fumes 42 squalene 42 germ warfare 42 neurotoxins 41 deadly toxin 41 radioactive 41 trichlorethylene 41 sarin 41 toxic pesticides 41 unexploded munitions 41 Porton Down 41 paraquat 41 asbestos exposure 41 Bien Hoa 41 My Lai massacre 41 hazardous chemicals 41 diacetyl 41 hexavalent chromium 41 CFB Gagetown 41 biological warfare 41 aerosolized 40 carcinogenic 40 inhalation anthrax 40 anthrax spores 40 biowarfare 40 carcinogens 40 chlorine 40 insecticide 40 creosote 40 Base Gagetown 40 white phosphorous 40 fumigant 40 napalm 40 explosive ordnance 40 defoliate 40 dioxins 40 toxin 40 ordnance 40 carcinogen 40 Depleted uranium 39 smallpox vaccines 39 contamination 39 Danang 39 munition 39 UXO 39 toxicants 39 smallpox 39 atropine 39 benzene 39 radioactive substances 39 lung ailments 38 Swift Boat 38 Mekong Delta 38 white phosphorus 38 chemical munitions 38 birth defects 38 dispersants 38 potentially harmful 38 naturally occurring bacteria 38 cluster bombs 38 Gagetown