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,…

NASA Mission to Mars: Probes, Design, Dangers

Introduction About 110 years ago, when McKinley was President of United States, the concept “Man on Moon” was an insignificant consideration to society and to the government’s budget. In present day, space constitutes a large portion of the 2011 government budget plan.  President Barack Obama is predicting a manned Mars mission to orbit the planet…