National Learning Corporation

Water Service Supervisor, 4053 National Learning Corporation

The Water Service Supervisor 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: mechanical aptitude; safety practices; tools and reading of scales and gauges; elementary chemistry and general science; understanding and interpreting written material; and more.