How Do Sulphur Dioxide,particulates,and Arsenic Relate to Coal-Fired Plants

question 20

Multiple Choice

How do sulphur dioxide,particulates,and arsenic relate to coal-fired plants? 

• A) They are waste products produced in the combustion of coal. 
• B) They are solid wastes that must be disposed of properly. 
• C) They are additives that make coal burn cleanly. 
• D) They are removed almost entirely when pollution controls are used.

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