The flash point of a residual fuel oil should be used to determine the highest temperature to which the oil may be heated __________.
Official USCG Answer & Rule Citation
Correct Answer: Option D — in a storage tank
In USCG Steam Plants (Boilers & Turbines), regarding 'The flash point of a residual fuel oil should be used to determine the highest temperature to which the oil may be heated', the verified engineering fact is: 'in a storage tank'.
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