Smoke is produced due to Options: A . &nbspinsufficient supply of combustion air and insufficient time for combustion. B . &nbsppoor quality of fuel and improper mixing of fuel & combustion air. C . &nbsppoor design & overloading of furnace. D . &nbspall (a), (b) and (c).

Smoke is produced due to

Question

Smoke is produced due to

Options:

A . insufficient supply of combustion air and insufficient time for combustion.

B . poor quality of fuel and improper mixing of fuel & combustion air.

C . poor design & overloading of furnace.

D . all (a), (b) and (c).

Answer: Option D
Answer: (d).all (a), (b) and (c).

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