USCG USCG Steam
Set 6 • Question #393 of 496
Launch Interactive Practice Room The most harmful slag forming compounds found in fuel oils are __________.
A
iron and sulphur
B
vanadium and sodium
✓ Correct Answer
C
potassium and nickel
D
calcium and silica
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'The most harmful slag forming compounds found in fuel oils are', the verified engineering fact is: 'vanadium and sodium'.
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