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which of the following is true?

Pertaining to fire suppression systems, which of the following is true?

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A.
Halon (or halon substitute) is commonly used because it interferes with the chemical combustion of the elements within a fire.

B.
Gas masks provide effective protection against use of CO2 systems.

C.
CO2 systems suppress the oxygen supply required to sustain a fire.

D.
Soda acid is an effective fire suppression method for class C (electrical) fires.

Explanation:
CO2 systems are effective because they suppress the oxygen supply
required to sustain the fire.

6 Comments on “which of the following is true?

    1. Dinesh says:

      No It’s not correct answer is “C”.

      1) CO2 suppress the Oxygen supply to sustain the fire
      2) Soda acid work with chemical reaction and cut’s the fuel supply for the fire.
      3) Water reduces the temperature of the fire.




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  1. Carlos alberto says:

    Estoy de acuerdo con justatesta a y c son correctas pero le daria mas preferencia a A por el simple hecho de probabilidad de encotrar un extinguidor halon a uno de co2




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