The A/C Refrigeration Operator exam is based on air conditioning theory and practice, including but not limited to...
Written for current tank owners and those considering aboveground tank storage, this expanded handbook provides practical guidance for designing, building, managing, operating, and maintaining an aboveground tank system that meets your storage needs and complies with all federal and state codes and regulations. In addition to completely updating the regulatory programs, technologies, and inspection methods, this edition provides a comprehensive look at...
AC/DC Principles teaches how to apply basic laws and analysis techniques to introductory circuits as well as actual AC and DC circuit applications. Ohm's law, Kirchoff's law, Thevenin's theorem, and Norton's theorem are also applied to basic circuits. Mathematics is applied at algebraic and trigonometric levels and all mathematical formulas are followed by step-by-step example problems. The text includes an introduction to...
The AC/DC Principles Workbook is designed to reinforce information presented in the textbook. Each chapter in the workbook covers information from the corresponding chapter in the textbook. In addition to questions, activities are also included in each workbook chapter. The activities correlate with textbook chapter content and reinforce comprehension of related concepts and math principles.
The Advanced Boiler Operator exam is similar in content but the level of difficulty increases as the equipment worked on is much more sophisticated. More emphasis will be placed on...
Building on the knowledge gained through the Basic Boiler Plant Operations course or through experience with high pressure boilers, this distance learning course proceeds with algebra, trigonometry, physics, boiler design, boiler construction, boiler fundamentals, codes, plant operation, mechanical principles, controls, piping, pump systems, fuel systems, electricity theory and applications, safety, environmental monitoring and more.
Gives detailed information on rotary, reciprocating and centrifugal air compressors.


