Part 1 of Essay
Chemical warfare is the use of natural and man-made toxic substances to incapacitate or kill an enemy. There are many different types of agents used in chemical warfare, some of which are mustard gases, nerve gases, psychotomimetic agents, tear gases, hydrogen cyanide, and arsines. All of which are very poisonous and letha ....

Part 2 of Essay
.... reacts with a large number of biological molecules. The effect of mustard agent is delayed and the first symptoms do not occur until between 2-24 hours after exposure.Mustard agent is simple to manufacture and can therefore be a "first choice" when a country decides to build up a capacity for chemical warfare. Mustard agent was produced for the first time in 1822 but its harmful effects were not discovered until 1860. Mustard agent was first used as a CW agent during the latter part of the First World War and ....