In a water-tube boiler, what is the function of the steam drum and the mud drum?

• A. Steam drum stores water; mud drum stores steam.
• B. Steam drum collects steam and provides separation from water; mud drum collects heavier sediments and stores solids at the bottom.
• C. Steam drum heats feedwater.
• D. Steam drum collects fuel; mud drum collects ash.

Answer: (B)