Mike Holt’s Understanding the National Electrical Code textbooks and DVDs provide you with the rock-solid foundation that you need to do your job with accuracy and confidence, and according to the Code. Now as a stand-alone product, Mike’s Illustrated Guide to Hazardous Locations textbook and DVD includes only those Code rules that are relevant to your specialty:

Article 500 – Hazardous (Classified) Locations
Article 501 – Class I Hazardous (Classified) Locations
Article 502 – Class II hazardous (Classified) Locations
Article 503 – Class III Hazardous (Classified) Locations
Article 511 – Commercial Garages, Repair, and Storage
Article 514 – Motor Fuel Dispensing facilities

This textbook also discusses Article 90 – Introduction to the NEC, and Article 100 – Definitions, and includes Practice Questions and an Answer Key.