class b fires use the following as fuel

Class B fires flammable liquids. Lamp hot plate c.

Fire Extinguisher Classes Renewable Energy Resources Fire Safety Types Of Fire

Fire Class Icon Fire Class Type of Fire Fuel.

. That is why it is important only to use extinguishing agents and methods designed specifically for Class B fires. But this classification typically does not include fires involving cooking oils or grease. Fires that involve energized electrical equipment.

Do not use water to put out a Class B fire as it will just spread the fire. Common liquid based fuel sources include petroleum based oils and paints kerosene and gasoline. Class B fires on the other hand have a flammable liquid fuel source like gasoline.

Class A fires involve ordinary combustible materials such as cloth wood paper rubber and many plastics. Metals magnesium and sodium. The Class B fire is defined as one that uses a flammable liquid or gas as its fuel base.

This is the first line of defense when addressing fire accidents as this device will alert you to a fire so that you have time to escape safely. Electrical equipment appliances and wiring in which the use or a nonconductive extinguishing agent prevents injury. Class A - Wood paper cloth trash plastics.

Solid combustible materials that are not metals. Fires involving solid combustible materials such as wood textiles straw paper coal etc. If the fire is from a liquid form then foams are used like Aqueous Film Forming Foam foam derived from blood products and other types of foam.

Cooking Oils and Fats. Fuels like gasoline and diesel jet fuels gaseous flammable gases like hexane butane and methane and Cooking oils. Class B - Flammable liquids.

Flammable liquids gases and solvents. Flammable gases such as butane or propane are also common fuel sources in Class B fires. Class B Fires.

Class B Fires. An example of two Class B fuels would be. Cooking Oils andor Fats.

Water or foam extinguishers will cause these kinds of fires to get worse so be on your guard. Chemicals such as magnesium aluminum or potassium Class E fires electrical equipment. Class B and C.

Once the electrical item is removed the fire changes class Class F fires. Ordinary solid combustibles such as paper wood cloth and some plastics. Like LPG hydrogen butane or methane Class D fires combustible metals.

Fires in flammable liquids combustible liquids petroleum greases tars oils oil-based paints solvents lacquers alcohols and flammable gases. Grease paint thinner. A class B fire is best extinguished by a lowering the temperature of the burning wood or paper b wetting the burning paper or wood c smothering the burning liquid d lowering the temperature of the burning liquid e creating a chain reaction between the molecules of the burning material.

PRECAUTIONARY MEASURES AND PROPER PROCEDURES IN ADDRESSING A FIRE INCIDENT 1. The fuel sources of class B fires gases and liquids can be quite volatile and cannot be extinguished by water which will only make the fuel source spread thus spreading the fire. Gasoline oil grease acetone.

An APW water extinguisher is safe to use on an electrical fire. Examples of Class B flammable liquids include gasoline car oil oily paints vegetable oil in your home kitchen and alcohol. Flammable liquids such as alcohol ether oil gasoline and grease which are best extinguished by smothering.

Fires caused by combustion of liquids or materials that liquify such as petrol oils fats paints tar ether alcohol stearin and paraffin. Instead use a Class B fire. You can use water or a Class A fire extinguisher to put out this type of fire.

Such as petrol turpentine or paint Class C fires flammable gases. According to the US Fire Administration Class B fires involve ignitable liquids or gases like petroleum grease alcohol paint propane or gasoline. Lithium potassium magnesium titanium zirconium.

A pollution b LPG c ignition temperature d water. Class A B and C. Extinguishers with an A rating are designed to extinguish fires involving these ordinary combustible materials.

Any non-metal in a liquid state on fire. There are four classes of fires. If you have a metal fire the best way to put this out is to use a dry powder extinguisher only.

Class B fires on the other hand have a flammable liquid fuel source like gasoline. Hydrogen butane methane ethylene. Flammable and Combustible Gases.

These fires are most commonly kitchen fires as they involve cooking oils. Wood paper cloth rubber trash and plastics. This type of fire is flammable liquids and gases.

Extension cords space heaters toasters hair dryers. The fuel models described here should not be used in the NFDRS. It is therefore very important to understand the four different classifications of fuel.

Class B fires involve flammable and combustible liquids such as gasoline alcohol oil-based paints lacquers. Fires in combustible metals such as magnesium titanium zirconium sodium lithium and potassium. A Class B foam extinguisher is effective on all of the following fuels except one.

QUESTION 1 Class B fires involve which of the following fuels. Class A and C d. Carbon Dioxide extinguishers are designed for which types of fuels.

Class A fires have a solid combustible fuel source like wood or paper.

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