4841Chemical EngineeringMedium
In general, the limit of inflammability/explosion limit of fuel gases is widened by the________?
AUse of pure oxygen for combustion instead of air
BAll A., B. & C.
CIncrease in gas pressure
DIncrease in temperature (i.e. preheating)
Correct answer
B. All A., B. & C.
Explanation
The correct answer is All A., B. & C..