The purpose of an oil mist detector in a main propulsion diesel engine is to warn of （）<br>A:excessive mist density in the crankcases<br>B:excessively high crankcase vacuum<br>C:excessively high bearing temperature<br>D:excessive carbon buildup in the lube oil

The purpose of an oil mist detector in a main propulsion diesel engine is to warn of （）
A:excessive mist density in the crankcases
B:excessively high crankcase vacuum
C:excessively high bearing temperature
D:excessive carbon buildup in the lube oil

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