Why Were Chemical Weapons Not Used in World War II?

Chemical warfare had played an important enough role in World War I that there was widespread expectation of its use in World War II. Certainly, Germany\u27s army and its chemists had no qualms about adding poison gas to the Third Reich\u27s arsenal. When war began, however, many of the latest chemical warfare agents were not available in deliverable form. The early successes of conventional-war making, combined with an increasing shortage of raw material, led Germany to deemphasize gas warfare even apart from the fear of Allied retaliation that significantly influenced at least the armed forces