Multiple choice general knowledge

Which of the following fire extinguishers are not suitable for fire caused by Petroleum products,solvents,grease,oils,fats and paints?

  1. Carbon dioxide

  2. Dry chemical powder

  3. Water

  4. Mechanical foam
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Water should NEVER be used on flammable liquid fires (Class B) as it can spread the burning liquid and make the fire worse. CO2, dry powder, and foam are suitable.

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