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THE BOILERS AND PRESSURE VESSELS ORDINANCE, 2002 QUESTION #4016
Question 1
'Refractory' material in a boiler furnace is used to:
  • Generate electricity
  • Withstand and reflect high temperatures while protecting the metal shell✔️
  • Act as a lubricant
  • Increase the weight of the boiler
Correct Answer Explanation
Firebricks and castables are used to line the furnace area.