Sulfur mustard later also against the French Second Army. The name Yperite comes from its usage by the German army near the town of Ypres. The Allies did not use mustard agent until November 1917 at Cambrai, France, after the armies had captured a stockpile of German mustard shells. It took the British more than a year to develop their own mustard agent weapon, with production of the chemicals centred on Avonmouth Docks. (The only option available to the British was the Despretz–Niemann–Guthrie process). This was used first in September 1918 during the breaking of the Hindenburg Line. Mustard agent was dispersed
Memorial Museum Passchendaele 1917 Day 2004. In 2007, during the commemoration of 90 years of the 'Third Battle of Ypres', the MMP1917 organised six thematic exhibitions who took place on different locations. There are also three trails created. In 2013 the restoration of the former vicarage is completed to be used as 'Kenniscentrum'. The main theme of the museum is the Third Battle of Ypres, also known as the Battle of Passchendaele. This was a major battle in 1917 during the First World War which was fought out by the British, Anzac and Canadian troops and the German army. The total loss of human