A fire caused by an electrical short circuit should NOT be extinguished using
A. water
B. a carbon dioxide fire extinguisher
C. a dry chemical powder extinguisher
D. sand, after switching off the main supply
A. water
B. a carbon dioxide fire extinguisher
C. a dry chemical powder extinguisher
D. sand, after switching off the main supply
Best answer
Answer: A. water
Water conducts electricity and can cause electric shock, so it must not be used on electrical fires.
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