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.
Prevention and early diagnosis are important, for no effective treatment is available. Coal workers' pneumoconiosis, or black lung, usually in the form of bituminosis or anthracosilicosis, is caused by the inhalation of coal dust, often with silica, and is similar in its development and its effects to silicosis.alc pneumoconiosis a type of silicatosis caused by the inhalation of talc; symptoms include shortness of breath, cough, fatigue, weakness, and weight loss.