Labeling Systems for Flammable Liquids Hazardous Substances Act

Classification Here are two bottles of charcoal starter fluid. The only difference standards (see chart below). According to the HSA, substances with a flash point of lOO°F to 150°F are to be labeled combustible, those with a flash point above 20°F and below lOO°F are to be labeled flammable, and those with a flash point under 20°F are to be labeled extremely flammable. Typical household prod-ucts that are labeled accordingly include char-coal starter or kerosene (combustible), paint thinner (flammable), and gasoline and spray paint (extremely flammable). In the NFPA system, a combustible liquid has a flash poin