black lung disease造句
1, Black lung disease is increasing among miners.
2, John Hickam died of black lung disease in 1976.
3, Coal miners can get black lung disease.
4, For example, it required payment for workers with black lung disease from coal and rock dust.
5, Coal miners often suffer from an illness black lung disease. Many have died from it.
6, At the same time, however, compensation for miners who get black lung disease has been shrinking.
7, Coal miners far and away have the highest mortality rate from pneumoconiosis, or black lung disease, which is cause by long-term exposure to coal dust.