Asbestos Exposure Mesothelioma Asbestos is a grouping of minerals that are joined to create fibrous, thin materials. When these materials are agitated, tiny fibers can be inhaled. They adhere to the lining of the lungs (pleura) and may get into the abdomen or heart lining (peritoneum or tunica vaginalis). Exposure https://www.instapaper.com/p/14451584