One disadvantage of using regular dry chemical (sodium bicarbonate) in firefighting is that ____________________.
A
it can break down under high heat and emit noxious fumes
B
it will decompose under prolonged storage and lose its effectiveness
C
fire has been known to flash back over the surface of an oil fire
D
it is ineffective in fighting fires in high-voltage electrical equipment
E
İlgili Sorular
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