• A component, circuit, device, piece of equipment, or system designed so that none of its processes or ensuing results, such as sparking or heating, causes any nearby material to explode. For instance, a device that does not emit sparks, which could in turn make a surrounding gas explode.
  • Able to withstand a nearby explosion and continue functioning within specified parameters.
  • That which is contained in an explosion-proof enclosure (2).

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