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THE BOILERS AND PRESSURE VESSELS ORDINANCE, 2002 QUESTION #4075
Question 1
'Viscosity' of fuel oil must be reduced by heating to:
  • Make it taste better
  • Allow it to flow easily and be atomized by the burner✔️
  • Increase its weight
  • Change its color
Correct Answer Explanation
Heavy fuel oils (HFO) are like molasses at room temp and must be hot to spray.