The First World War was the first-time poison gas was used on a large scale during war. The gas could affect someone in just a few minutes so protective masks ... soldiers into three possible ...

But soon all sides had turned to gases which maimed even soldiers wearing a mask - blistering ... until the war was over.) But even in World War One there were those who argued gas was no worse ...

This event signaled the end of one of the most devastating ... The veteran soldier relived the horrors of the infamous First World War gas attacks, vividly recalling how the German army dispersed ...