Sulphur<unk>  or<unk>  agent commonly known as<unk>  gas, is a class of related cytotoxic and vesicant with the ability to form large blisters on the exposed skin and in the lungs. Pure<unk> s are colorless, viscous liquids at room temperature. When used in impure form, such as warfare agents, they are usually yellow-brown in color and have an odor resembling<unk>  plants, garlic, or horseradish, hence the name.<unk>  agent was originally assigned the name LOST, after the scientists Wilhelm Lommel and Wilhelm Steinkopf, who developed a method for the large-scale production of<unk>  agent for the Imperial German Army in 1916.<unk>  agents are regulated under the 1993 Chemical Weapons Convention (CWC). Three classes of chemicals are monitored under this Convention, with<unk>  and nitrogen<unk>  grouped in Schedule 1, as substances with no use other than in chemical warfare.<unk>  agents could be deployed on the battlefield by means of artillery shells, aerial bombs, rockets, or by spraying from warplanes.
Sulfur mustard
Satraplatin
Camptothecin
Diethylcarbamazine
4-Aminobenzoic acid
Vinblastine
Mitomycin 
Triplatin tetranitrate