The flamethrower appear on the Western Front in 1915, two months before gas. Others weapons, like the machine gun, were honed to new levels of murderous perfection. The biggest killer of all was ...

In 1914 a chemist called Fritz Haber offered his knowledge to the German Army. ... First World War tech Chlorine Gas & Gas Masks. Posted: January 23, 2025 | Last updated: March 7, 2025.