The Plant Utilities Engineer Passbook® 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: review and interpretation of plans and specifications and preparation of estimates; energy management, conservation and environmental and safety concerns; heating, ventilating, air conditioning, refrigeration, plumbing, water supply and sanitary systems; operation, maintenance and repair of steam and high-temperature hot water generating and distribution systems; supervision; and more.