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.
Smokersâ lungs are black. The black color is because every time you inhale a cigarette, it deposits tar in your lungs. Over time and after smoking lots of cigarettes every day, enough tar deposits build up inside the bronchioles until it is distributed throughout the entire lungs.