Definitions for "Flammable liquids"
Liquids with flash points below 100°F (37.8°C).
Any of numerous liquids which readily ignite and burn at temperatures below 200 degrees F. Sometimes classed by whether they will "flash" (give off flammable vapors), above or below 100 degrees F. into combustible and flammable liquids. Any flammable liquid may be dangerous in the presence of flaming or glowing materials and may be explosive when its vapor is mixed with certain percentages of air or oxygen.
Liquids having a flash point below 140 0F (60 0C) and a vapor pressure not exceeding 40 psia (276 kPa) at 1OO 0F (35 0C).