7666Chemical EngineeringMedium
Scale formation in boiler is controlled by________?
AReduction in hardness, silica & alumina in feed water
BKeeping the pH value of feed water just below 7
CEliminating H2S in feed water
DPreheating of feed water
Correct answer
A. Reduction in hardness, silica & alumina in feed water
Explanation
The correct answer is Reduction in hardness, silica & alumina in feed water.