class b fires use the following as fuel

Class A fires combustible materials. Wood paper cloth rubber trash and plastics.

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Bonfires are typically a Class A intentional fire.

. If you have a metal fire the best way to put this out is to use a dry powder extinguisher only. These extinguishers use a wet mist containing an alkaline mixture like potassium carbonate potassium acetate or potassium citrate which interact with the cooking media oil grease or fat to create a type of foam that blankets the oil or grease cooling it and preventing. It also helps with removing the heat as the discharge is very cold.

Class B fire refers to a fire involving flammable liquids such as petroleum gasoline kerosene petrol diesel octane etc paint alcohol solvent oil and tar etc. Water or foam extinguishers will cause these kinds of fires to get worse so be on your guard. Ordinary solid combustibles such as paper wood cloth and some plastics.

Class F Fires Class K Fires The areas use F or K for the class of fire. Class A fires are the easiest to put out. Answer 1 of 9.

Pressure within the container and forces the agent out the nozzle. Flammable liquids such as alcohol ether oil gasoline and grease which are best extinguished by smothering. Solid combustible materials that are not metals.

Flammable liquids gases and solvents. There are four classes of fires. This is essentially the common accidental fire encountered across several different industries.

Each of the fire classes is represented by a letter of the alphabet with the exception of electrical which are simply referred to as electrical fires and an icon. A carbon dioxide fire extinguisher works on a Class B fire by expelling CO2 to suffocate the fire removing the oxygen necessary to keep it burning. Extinguishers with an A rating are designed to extinguish fires involving these ordinary combustible materials.

As long as its plugged in it would be considered a class C fire. Fuel oxygen heat source and chemical chain reaction. Pump-type water extinguishers are intended primarily for use on.

Dry chemical extinguishers mostly work by disrupting the chemical reaction that is fire while CO 2 smothers fire by removing oxygen and heat. Potassium sodium aluminum magnesium. A Class A fire extinguisher will often hold pressurized waterwhich mostly works by removing heat or a dry chemical powder or CO 2.

Question 2 7 out of 7 points The fire tetrahedron consists of the following elements. Such as petrol turpentine or paint. What are the five different classes of fire.

A fire class is a system of categorizing fire with regard to the type of material and fuel for combustionClass letters are often assigned to the different types of fire but these differ between territories. Most of these liquids have a high carbon content and the compounds in them and are highly. Class C fires flammable gases.

Gasoline oil grease acetone. These types of fires involving cooking oils such as in deep-fat fryers. Class A Class B Class C Class D Class E and Class F.

There are six classes of fire. Example could be paper and cardboard common in offices and manufacturing. What do manufacturers sometimes add to stored-pressure water extinguishers in order to.

Like LPG hydrogen butane or methane. D always requires a source of ignition. Class A fires are the most common type of fire and the kind that most of us are familiar with.

Trash fires are one such example. These fires are most commonly kitchen fires as they involve cooking oils. Class C - Electrical.

C is exothermic self sustaining and can occur in an inert. There are separate standards for the United States Europe and AustraliaThis is used to determine the type of extinguishing agent that can be used for that fire class. Class A fires are commonly put out with water or monoammonium.

Class B fires flammable liquids. A is endothermic and can occur in an inert atmosphere. View Unit VII OSHAdocx from CHM MISC at Columbia Southern University.

Wood fabric paper trash and plastics are common sources of Class A fires. A reducing agent or fuel could be. Flammable liquids gases and solvents.

Cooking Oils andor Fats. Class A fires are fires involving solids ie it uses solid fuels. There are a variety of fire extinguisher types designed to accomplish this very task specifically on Class B fires.

It could be furniture or fixtures and. E requires the presence of air. Stored-pressure water extinguishers are used on Class _____ fires.

They involve solid combustible materials such as wood paper cloth trash or. Electrical equipment appliances and wiring in which the use or a nonconductive extinguishing agent prevents injury. Class D - Metals.

Class B fires involve flammable and combustible liquids such as gasoline alcohol oil-based paints lacquers. That normally do not leave any embers or residues or very low amounts of residues. That is ordinary combustibles like you paper woodplastic cardboard clothing linen and many other materials.

QUESTION 1 Class B fires involve which of the following fuels. Class B - Flammable liquids. Flammable liquids such as gasoline and lighter.

Water carbon dioxide and dry chemical will extinguish this. Any non-metal in a liquid state on fire. Caused by flammable solids such as wood paper and fabric.

This helps users to select an appropriate fire. B is always a visible process in that light is given off. Currently the only effective extinguisher rated as Class K is the Wet Chemical fire extinguisher.

Class A fires involve ordinary combustible materials such as cloth wood paper rubber and many plastics. The fire classification system is designed to categorise fires into groups based on the type of fuel involved. These types are fires use commonly flammable material as their fuel source.

They involve solid materials like wood paper plastic or clothing.

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