Sunday, February 16, 2014

It is a substance considered vesicant, it causes burns with blistering of the skin and mucous membr


Of formula C 4 H 8 Cl 2 S, mustard gas is a substance known for its use as a chemical weapon. In its pure form is odorless, colorless liquid, oily, but in its raw form has an odor similar to mustard, so it was given this name, besides having yellowish.
It is a substance considered vesicant, it causes burns with blistering of the skin and mucous membranes of the respiratory tract. However, these symptoms are not immediate, as it is a colorless gas, victims begin to feel the effects hours after exposure, usually when the injury is already extensive. molaridad So use it because molaridad you can hit people without them realizing what substance contact.
It is believed that it has been used for the first time, near Ypres, in Flanders, on July 12, 1917, during the First World War and caused 70% of victimization by chemical weapons.
There is no antidote for mustard gas contamination. The mustard gas is slightly soluble in water, which makes the removal of the victims, in addition to penetrate the skin and may concentrate in adipose tissue. This compound reacts with tissue water, forming hydrochloric acid, and 1,4-thioxane, two irritants which cause bubbles observed in the skin of infected individuals. In cases of exposure to this substance, the best measure to be taken is the removal of the individual from the contaminated site to the toxic effects are minimized. The mustard gas may be neutralized by reacting with chlorine, sodium hypochlorite and calcium hypochlorite producing nontoxic compounds.
But at the same time it causes cancer, it also has been used to help heal him. In 1946, studies in mice have shown that "nitrogen mustards" (similar to mustard gas compounds having a N atom in place of the O) reduced growth of tumors. The advancement of this type of research led to the first chemotherapy, molaridad the mechlorethamine and many others, especially useful in the fight against Hodgkin's Lymphoma.
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