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.
Types of pneumoconiosis. The disease appears in different forms, depending on the type of dust you inhale. One of the most common forms is black lung disease, also known as miner's lung.Itâs caused by breathing in coal dust. Another is brown lung, which comes from working around dust from cotton or other fibers.ypes of pneumoconiosis. The disease appears in different forms, depending on the type of dust you inhale. One of the most common forms is black lung disease, also known as miner's lung.