Book traversal links for Flammable and Combustible Liquid Hazard Classifications ‹ Flammable Liquid Properties Up Flammable and Combustible Liquid Storage Considerations › Hazard classificationsNational Fire Protection Association (NFPA) hazard classifications for flammable and combustible liquids are listed below:Hazard classification for combustible liquidsClassFlash pointBoiling pointExamplesI-Abelow 73°F (23°C)below 100°F (38°C)diethyl ether, pentane, ligroin, petroleum etherI-Bbelow 73°F (23°C)at or above 100°F (38°C)acetone, benzene, cyclohexane, ethanolI-C73-100°F (24-38°C)----p-xyleneII101-140°F (39-60°C)----diesel fuel, motor oil, kerosene, cleaning solventsIII-A141-199°F (61-93°C)----paints (oil base), linseed oil, mineral oilIII-B200°F (93°C) or above----paints (oil base), neatsfoot oil Book traversal links for Flammable and Combustible Liquid Hazard Classifications ‹ Flammable Liquid Properties Up Flammable and Combustible Liquid Storage Considerations › Staff Stanley HowellSr. Program ManagerChemical Safety609-258-2711Steve ElwoodDirector for Research Safety609-258-6271