Which of the following is not a result of excess of impurity in boiler – McqOptions

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1.	Which of the following is not a result of excess of impurity in boiler-feed?
A.	Scale and sludge formation
B.	Decomposition
C.	Corrosion, priming and foaming
D.	Caustic embrittlement
Answer» C. Corrosion, priming and foaming

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