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Extra Hazard (Group 2)

Question asked by lazoma on Apr 20, 2020
Latest reply on Apr 20, 2020 by cdafd

Section 5.4.2 of NFPA 13 (2016 edition) states that occupancies with "moderate to substantial amounts of flammable or combustible liquids" are classified as Extra Hazard (Group 2).  What is the working definition of "moderate to substantial amounts" of flammable or combustible liquids?