EntityQ1552279· pop 6· linked from 223 articlesGreen CrossSign in to saveWorld War I chemical warfare pulmonary agentConnectionsT-1123Entitymustard gasEntitydiphosgeneEntitymechlorethamineEntitytrichlormethineEntityWorld War IConceptlungEntityweaponEntityfluorineEntitychlorineEntitybromineEntityplutoniumEntitypoloniumEntityethanolEntity(−)-nicotineEntitycarbon monoxideEntitylysergic acid diethylamideEntityYpresEntitysulfur dioxideEntityglycerolEntityCategoriesChemical weapons in World War IPulmonary agents