Asbestos Exposure Mesothelioma Asbestos is made up of minerals that are joined to create fibrous, thin substances. When these materials are agitated tiny fibers of them float in the air and could be inhaled. They stick to the lung's lining (pleura) and may reach the abdomen or heart lining (peritoneum https://curran-glud.technetbloggers.de/ten-stereotypes-about-asbestos-lung-mesothelioma-that-arent-always-true/