British war crimes September 1915 and continued their usage for the remainder of the war. This was done in retaliation for the use of chlorine by Imperial German Army the preceding April. Following the Imperial German Army's use of poison gas at Ypres, the commander of II Corps, Lieutenant General Sir Charles Ferguson, had said of poison gas: Mustard gas was first used effectively in World War I by the German army against British and Canadian soldiers near Ypres, Belgium, in 1917 and later also against the French Second Army. The name "Yperite" comes from its usage by the German army near the
Type 94 Disinfecting Vehicle and Type 94 Gas Scattering Vehicle versions. The liquid dissemination chemical vehicle trailer or tracked mobile disinfecting anti-chemical agents vehicle trailer that were towed, were the same used with the Type 94 versions. Type 94 Disinfecting Vehicle and Type 94 Gas Scattering Vehicle The Type 94 Disinfecting Vehicle and Type 94 Gas Scattering Vehicle was a variant of the Type 94 tankette adapted to chemical warfare by the Imperial Japanese Army. The Type 94 Disinfecting Vehicle and Type 94 Gas Scattering Vehicle were configured as an independent mobile liquid dissemination chemical vehicle with respective mobile disinfecting anti-chemical agents vehicle for support to Japanese chemical infantry units