When dry chemical extinguishers are used to put out class B fires，there is a danger of reflash because dry chemical（）.<br>A:is not an effective agent on Class B fires<br>B:does little or no cooling<br>C:dissipates quickly<br>D:is rapidly absorbed by the liquid

When dry chemical extinguishers are used to put out class B fires，there is a danger of reflash because dry chemical（）.
A:is not an effective agent on Class B fires
B:does little or no cooling
C:dissipates quickly
D:is rapidly absorbed by the liquid

出自：海船船员证

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