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After studying this unit, the student should be able to: -relate a brief account of electricity in its infancy. -identify the catalyst that brought about the National Electric Code® (NEC). -explain how the NEC began and its purpose. -explain how changes to the Code evolve. -summarize the terminology, presentation, and format of the NEC. -explain what type of information is found in the NEC (its layout). -explain why the NEC is concerned with equipment and material standards. -identify various trademark logos that denote listed and labeled products. -describe role of nationally recognized testing laboratories (NRTL) and the National Electrical Manufacturers Association (NEMA) as well as the expanded role of the National Fire Protection Association (NFPA). -explain this book’s layout, text conventions, and illustration methods. -describe how to study the Illustrated Guide to the NEC. -recall that electrical requirements in addition to the NEC may exist, and if so, that compliance is required to be aware that electrical requirements in addition to the NEC may exist, and if so, that compliance is required.
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