If an area contains ignitable gases, dusts, or other ignitable fibers or flyings, how do you install the wiring to avoid an explosion? Chapter 5, which covers special occupancies, is the first of ...

Article 503 gives you the option of using the Zone system (Art. 506) instead of the Division system [503.6]. Article 506 applies to Class II and Class III locations; we’ll discuss it in a future ...

One of the most challenging tasks design engineers can face is designing measurement or control systems to operate safely in hazardous environments. These environments may contain flammable or ...

A century ago, boiler explosions were an all-too-familiar event. But with the universal adoption of the ASME Boiler and Pressure Vessel Codes in 1914, explosions caused by poor design or manufacturing ...