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THE BOILERS AND PRESSURE VESSELS ORDINANCE, 2002 QUESTION #4013
Question 1
The 'Deaerator' in a steam plant removes:
  • Solids
  • Dissolved gases like Oxygen and $CO_2$✔️
  • Steam bubbles
  • Oil
Correct Answer Explanation
Removing oxygen is critical to prevent 'Pitting' corrosion in the boiler and pipes.