If you breath in to much of the air, it's almost like smoking. It can cause cancer, or black lung.
black lung
Black lung was caused by digging in the coal mines.
Yes it can
Coal miners are associated with black lung disease.
Over time it can form lung cancer and lung cancer is extremely deadly and painful.
Black Lungs..silly.
Pneumoconiosis is an occupational lung disease caused by the inhalation of dust. Such as Black Lung.
yes from lung cancer
lung
black and yellow
black and green