Robert Hatten, a mesothelioma lawyer, discusses the history of asbestos exposure and asbestos-related diseases. As early as the 1930s, asbestos industries knew the dangers caused by asbestos products. Despite conclusive evidence linking cancer to asbestos exposure, the public didnâÂÂt find out about any hazards of asbestos until the 70s. The experienced mesothelioma attorneys at PWHD can help you understand your rights. Visit www.pwhd.com.