National Learning Corporation

Marine Oiler, 471 National Learning Corporation

The Marine Oiler Passbook(R) prepares you for your test by allowing you to take practice exams in the subjects you need to study. It provides hundreds of questions and answers in the areas that will likely be covered on your upcoming exam, including but not limited to: maintenance, repair, operation and terminology of piping systems and engines; types of oils; properties of lubrication; instrumentation and gauges; boilers; and more.