The 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: lubrication and
maintenance of electro-mechanical power plant, pumping and construction
equipment; proper application of lubricating greases and oils; proper
use of tools and lubricating devices; safety; reports; and more.