Appleton Electric, Skokie, Ill., has expanded the technical resources section of its Web site ( to supplement the company’s CalcMaster program and information on epoxy powder coats and UL-classified products.

The following links have been added to the site:

  • Hazardous Location Basics - an article designed to brief customers on the fine points of hazardous location classifications and requirements.

  • IEC/NEC Classification Comparisons – an explanation of the international “zone” classification.

  • Group B Products – a primer on products specified for Group B atmospheres.

  • Fighting Corrosion in Electrical Products – a discussion of common types of corrosion, corrosive environments, and ways to prevent them.

  • UL Marks: What Do They Mean? – definitions of UL’s most common marks.