In practical operation of any furnace, zero oxygen percentage or theoretical CO₂ percentage in flue gas is rarely achieved, because of Options: A . &nbspUse of non-preheated combustion air B . &nbspImperfect mixing of fuel & air and infiltration of air C . &nbspUse of excessive positive draft in the furnace D . &nbspUse of pulverised solid fuels

In practical operation of any furnace, zero oxygen percentage or theoretical CO�

Question

In practical operation of any furnace, zero oxygen percentage or theoretical CO₂ percentage in flue gas is rarely achieved, because of

Options:

A . Use of non-preheated combustion air

B . Imperfect mixing of fuel & air and infiltration of air

C . Use of excessive positive draft in the furnace

D . Use of pulverised solid fuels

Answer: Option B

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