| The main effect in humans of the inhalation of respirable silica dust is silicosis. |
| Death rates from silicosis, miners' phthisis, and tubercular diseases were very high on the Rand. |
| The breathing of coal and rock dust causes black lung, the common name given to the lung diseases pneumoconiosis and silicosis. |
| Early symptoms of silicosis include cough, mucous production and shortness of breath upon exertion. |
| Asbestosis, silicosis and bird fancier's lung are examples of interstitial lung disease caused by inhalation of foreign material. |
| For those that don't know, silicosis is an occupational lung disease that can be fatal. |
