Use a foam extinguisher to smother the fire without spreading it.
you will die!
Approximately ten square feet of surface of a Class B flammable liquid fire.
Burning liquids such as gasoline, kerosene, paint, acetone, and so on.
Class B extinguishers fight Flammable Liquid fires. The extinguisher classes: Class A: flammable solids Class B: flammable liquids Class C: fires involving electrical equipment. These agents don't conduct electricity. No extinguisher is rated as only for Class C fires; you will find Class B-C and Class A-B-C extinguishers. Class D: flammable metals Class K: kitchen fires
A CO2 fire extinguisher will work on flammable liquid and electrical fires only. If used on any other type of fire they will just give it more oxygen and it will spread.
B refers to Class B fuel, i.e., flammable/combustible liquid or gas.
Simple: a liquid which is flammable.
Class A: Used to put out fires involving combustible substances such as paper, wood, or plasticClass B: Used to put out fires consuming a flammable liquid, such as gasoline or oil, or a flammable gas like propane.Class C: Used to put out fires caused by electrical energy.Class D: Used to put out fires involving combustible metals such as magnesium, lithium or sodiumClass K: Used in kitchen fires involving deep fat fryers or other grease.The article below goes into more detail on fire extinguishers and the classes.
If a liquid is flammable it will burn. Flammable means can catch on fire.
Class 3 Flammable PlacardClass 3 Flammable Liquid label
A water fire extinguisher (called a "Class A"extinguisher) is only useful on fires involving wood, paper, cardboard, and most plastics. An extinguisher labelled "Class B" is for fires involving flammable liquids, and "Class C" is for electrical equipment fires.
Since petroleum is a flammable liquid, a Class B fire extinguisher would be used.