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THE BOILERS AND PRESSURE VESSELS ORDINANCE, 2002 QUESTION #4056
Question 1
'Corrosion' in a boiler can be categorized as:
  • External (from moisture/flue gases) and Internal (from water chemistry)✔️
  • Only external
  • Only internal
  • A sign of a good boiler
Correct Answer Explanation
Both sides of the metal must be protected.