By the Editor – the author reprises the themes of a more extensive essay submitted for a a postgraduate course in Science and International Security at King’s College London. As the title suggests, the article is based on the limitations of chemical weapon use on the battlefield in the First World War and briefly mentions its impact on military strategy thereafter. He argues the dread of such weapons in no way matches its rather limited utility. ‘In no future war will the military be able to ignore poison gas – for it is a higher form of kill’ Fritz Haber, 19191 Introduction This essay discuss…