What is causing the rise in black lung disease? Study links silica exposure to recent high rates of severe coal workers’ pneumoconiosis

Silica exposure is a driving force behind rising rates of coal workers’ pneumoconiosis, according to a new study that compared the pathology and mineralogy of the disease across generations. The study offers scientific evidence explaining why progressive massive fibrosis, the most severe form of black lung disease, is occurring more frequently and among younger coal workers in West Virginia, Virginia and Kentucky.

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