Why does the mining industry is called a killer industry?

This industry effects the health of the miners and the environment.
(i) They have to breath in dust and noxious fumes
(ii) Miners inhales this regularly which make vulnerable to pulmonary diseases.
(iii) The risk of collapsing mine roofs, inundation and fires in coalmine are a constant threat to miners.
(iv) The water sources in the region get contaminated due to mining
(v) Dumping of waste and slurry leads to degradation of land, soil and increase in stream and river pollution.

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