Which of the following is not an additive for flue gases from furnace to reduce its dewpoint ?
Correct answer: C. None of these
- A. Ammonia
- B. Fine dolomite
- C. None of these
- D. Alkaline powders
Explanation
Ammonia, dolomite, and alkaline powders can neutralise acidic sulphur oxides and suppress the acid dew point of flue gas. Therefore none of the listed substances is excluded.
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