Electrical, Level 1 , introduces core facets of the electrical trade. This first level of a four-part series covers foundational industry knowledge. Over the course of the series, you'll gain a comprehensive understanding of the structure of electrical systems, while learning how to follow blueprints, install wiring and navigate electrical components. This first level addresses the basics of occupational safety, electrical circuits and theory, electrical codes, tools and techniques, construction documents, residential wiring and electrical test equipment. The 11th Edition aligns with the most up-to-date electrical codes. All modules have been rewritten to be more concise and easier to read. A new, modern layout and art style reflect the latest tools, methods, technologies and best practices.