It’s easier to contain dust than gas, so the requirements for Class II locations (ignitable dust) are not as rigorous as those for Class I locations (ignitable gas). However, a dust-based explosion ...
Courtesy of www.MikeHolt.com. Based on the 2023 NEC. Question: Class I, Division 1 locations are those areas in which ignitible concentrations of _____ can exist under normal operating conditions.
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