CO2 extinguishes a fire by __________.A.a blanket of bubbles formed on the surface of the
CO2 extinguishes a fire by __________.
A.a blanket of bubbles formed on the surface of the fire
B.smothering
C.isolating the heat from the fuel
D.cooling
CO2 extinguishes a fire by __________.
A.a blanket of bubbles formed on the surface of the fire
B.smothering
C.isolating the heat from the fuel
D.cooling
A.extinguishes
B.distinguishes
C.selects
D.compares
Halon extinguishes a fire by ______.
A.breaking the chain reaction
B.smothering the fire
C.cooling the fire
D.coating the fuel with a nonflammable surface
A.The agent is considered nontoxic at room temperature in low concentrations
B.The agent is less effective than carbon dioxide
C.Halon primarily extinguishes the fire by cooling
D.The agent cannot be used on electrical fires because it leaves a residue
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