Which of the significant combustible elements of fuel oil is a major source of boiler corrosion?
Official USCG Answer & Rule Citation
Correct Answer: Option D — Sulphur
In USCG Steam Plants (Boilers & Turbines), regarding 'Which of the significant combustible elements of fuel oil is a major source of boiler corrosion', the verified engineering fact is: 'Sulphur'.
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