The Gas Attacks at Hulluch were two German cloud gas attacks Attack on British troops during World War I , from 1916 , near the village of Hulluch , north of Loos in northern France .

The Gas attacks Attack at Wulverghem ( 30 April and 17 June 1916 ) were German cloud gas releases during the First World War on British troops in the municipality of Heuvelland , near Ypres in the Belgian province of West Flanders .

Gas from the Pintsch gas lighting system of the old wooden carriages of the troop train ignited , starting Process_start a fire which soon engulfed Destroying all five trains .