Gas! Gas! Quick Boys! (2014)

When Wilfred Owen wrote his chilling poem 'Dulce Et Decorum Est' the Great War was still in raging. He had been in the front lines and had witnessed the awful sight of men being torn apart by shell fire and seen colleagues maimed in the most horrible ways imaginable by flying shrapnel or crippled by bullets, but despite all this he homed in on the use of gas as the most inhuman weapon of that war.