Mesothelioma is a cancer that affects the lungs. Mestothelioma has been linked to asbestos exposure. Asbestos was used as lagging on ships, in brake pads, in factories and even in schools. Asbestos was used because of its fire resistant properties. Little did we know it was a serious health risk. malignant Mesothelioma is hard on the family and the individual. The effects of asbestos exposure may not show up for years so we better be watch out.