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Chloroflourocarbons: Uses & Dangers

Chloroflourocarbons were discovered in the 1920’s by Thomas Midgley, an organic chemist at General Motors Corporation. He was looking for inert, non-toxic, non-flammable compounds with low boiling points that could be used as refrigerants. He found what he was looking for in the form of two compounds: dichlorodifluoromethane (CFC-12) and trichloromonoflouromethane (CFC-11). In both compounds,…

Seasonal Affective Disorder: Causes, Symptoms, Treatments

Seasonal Affective Disorder, or SAD,  is a common problem of people living in northern United States.  People who are affected by this disorder commonly suffer from depression, lethargy, inability to concentrate, overeating and weight gain.  People from the north tend to suffer more from this disorder because of the shortened days.  It appears, that due…