6995Chemical EngineeringMedium
During combustion of coal on grate, clinker formation is increased by the________?
AUse of preheated primary air
BLow fusion point of ash (< 1100° C)
CUse of thick fire bed
DAll A., B. & C.
Correct answer
D. All A., B. & C.
Explanation
The correct answer is All A., B. & C..