A Microsoft ActiveX control is essentially a simple OLE object that supports the IUnknown interface. This section offers solutions for making a control work well in the Internet environment, with the ultimate goal of delivering optimal quality of service to users.
Progression Of The Disease. Coal workers' pneumoconiosis, or black lung, is a disease caused by inhaling coal mine dust. The advanced form, referred to as complicated, is also known as progressive massive fibrosis. The accumulation of the dust particles in the lungs causes breathing complications.
Black lung is a serious, and sometimes fatal, disease caused by exposure to coal mine dust. Black lung causes permanent lung damage, which can affect breathing and normal heart function. Coal miners who develop black lung can file claims under state and federal workersâ compensation laws, which provide benefits for workers with occupational lung diseases. What is Black Lung? Black lung (also called coal workersâ pneumoconiosis) is a disease that is caused by inhaling coal mine dust.