A) Petroleum
B) Natural gas
C) Coal
D) All of the above
Correct Answer: C
Solution :
Fly ash is a fine powder formed when large amount of coal is burnt in sufficient quantity of air in places like thermal power stations etc. The ash is carried by atmospheric air due to strong current of air in the furnace, Hence, this ash is called fly ash. It causes respiratory problems when inhaled by manYou need to login to perform this action.
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