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  1. HSEWatch
    https://hsewatch.com › methods-of-fire-extinguishing

    4 Methods Of Fire Extinguishing You Should Know

    • This is a powder-based agent that extinguishes by separating the three parts of the fire triangle. It prevents the chemical reactions involving heat, fuel, and oxygen, thus extinguishing the fire. During comb… See more

    Foams

    Applied to fuel fires as either an aspirated (mixed and expanded with air in a branch pipe) or non-aspirated form to create a frothy blanket or seal over the fuel, preventing … See more

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    Water Types

    Water cools burning material and is very effective against fires in furniture, fabrics, etc. (including deep-seated fires). Water-based extinguishers cannot be used safely on energiz… See more

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    Wet Chemical and Water Additives

    Wet chemical (potassium acetate, potassium carbonate, or potassium citrate) extinguishes the fire by forming an air-excluding soapy foam blanket over the burning oil t… See more

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    Halons, Halon-Replacement Clean Agents and Carbon Dioxide

    Clean agents extinguish fire by displacing oxygen (CO2or inert gases), removing heat from the combustion zone (Halotron I, FE-36, Novec 1230) or inhibiting th… See more

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    How are fires extinguished?
    The actual mechanism by which fires are extinguished remains a matter for further detailed study, but it is speculated that both the heat absorbed in the evaporation process and the increasing partial pressure of water vapor in the environment surrounding the fire conmbute to the process.
    nist.gov
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    Table of Contents
    Foams
    Water Types
    Wet Chemical and Water Additives
    Halons, Halon-Replacement Clean Agents and Carbon Dioxide
    How are fires extinguished?
     
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