Over one hundred years of asbestos and lung cancer have been partners in cancer. Most people diagnosed with the disease in occupations in which they were exposed to asbestos particles and dust blowing. Mesothelioma is a form of cancer, which may be benign or malignant. It is, asbestosis lung cancer, a mesothelium, a protective tissue is thin blanket most of the internal organs. Recognized cause of illness results from exposure to asbestos dust inhaled. The inhalation of asbestos dust over long intervals can lead to asbestosis, a progressive lung disease, persistent in addition to lung cancer and mesothelioma.