Assertion: compressor's oil | /r/CapableOf | have pressurized lubrication
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text: Smaller compressors are often splash lubricated - the oil is splashed around in the crankcase by the impact of the crankshaft and connecting rods - but larger compressors are likely to have pressurized lubrication using an oil pump which supplies the oil to critical areas through pipes and passages in the castings.