Carbon tetrachloride fire extinguisher should not be used in

closed rooms, because it produces a poisonous gas called

1 Carbon monoxide

2 Phosphine

3 Phosgene

4 None of these

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Carbon tetrachloride fire extinguisher should not be used in closed rooms, because it produces a ..

Answer / guest

(3) Phosgene

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Carbon tetrachloride fire extinguisher should not be used in closed rooms, because it produces a ..

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4

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Carbon tetrachloride fire extinguisher should not be used in closed rooms, because it produces a ..

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4

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