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Correct Answer: (C)
water circulation is limited inside boiler shell
Explanation: water circulation is limited inside the boiler shell. water need not be that much pure and needs minimum treatment like passing through a pressure filter. cleaning
Explanation by: Mr. Dubey
water circulation is limited inside the boiler shell. water need not be that much pure and needs minimum treatment like passing through a pressure filter. cleaning
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Mr. Dubey
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