Pneumoconiosis is caused by inhalation of -

Coal dust

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Silica dust

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Cotton fibre dust

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Asbestos dust

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Solution

The correct option is A
Coal dust

Pneumoconiosis is any general term given to any lung disease caused by dust that is breathed in and then deposited deep in lungs causing damage. The disease is characterized by inflammation, coughing, and fibrosis. Pneumoconiosis is mainly caused by inhalation of coal dust.

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