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Aerobiology is the specialized field of investigation had its first development in 1930s. However the presence of microbes in the atmosphere was detected by the experiment of earlier workers as early in 18th century. Atmospheric pollution is one of the major problems of our age. This pollution has now reached an advance level those possessing a potential threat to the health and well being of the population. Microorganisms are the primary sources of indoor air contamination. The quality of the indoor environment, infectious levels is not easily defined or controlled and can cause various...