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See storage requirements for flammable and combustible liquids in UC San Diego facilities.
Flammable and combustible liquids present a danger of personal injury and property damage, so strict storage requirements are both essential and required by law.
Facts about flammable and combustible liquidsBecause their vapors ignite and burn easily, flammable and combustible liquids have strict storage requirements. The hazard classification of a liquid determines the type and size of container in which it can be stored. For more information, see:
Hazard classificationsNational Fire Protection Association (NFPA) hazard classifications for flammable and combustible liquids are listed below:
Hazard classification for flammable liquids Class Flash point Boiling point Examples I-A below 73°F (23°C) below 100°F (38°C) diethyl ether, pentane, ligroin, petroleum ether I-B below 73°F (23°C) at or above 100°F (38°C) acetone, benzene, cyclohexane, ethanol I-C 73-100°F (24-38°C) ---- p-xylene Hazard classification for combustible liquids II 101-140°F (39-60°C) ---- diesel fuel, motor oil, kerosene, cleaning solvents III-A 141-199°F (61-93°C) ---- paints (oil base), linseed oil, mineral oil III-B 200°F (93°C) or above ---- paints (oil base), neatsfoot oil