Fire Production Requirements and Fire Service Contact Information
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Questions and Answers

What is the added advantage of using carbon dioxide (CO2) as a fire extinguisher?

  • It cools down the fuel and forms a blanket around the fire. (correct)
  • It increases the oxygen supply to the fuel.
  • It provides additional fuel for the fire.
  • It causes rapid combustion.
  • In what form is LPG stored in cylinders?

  • As a solid
  • As a liquid (correct)
  • As plasma
  • As a gas
  • What happens when carbon dioxide (CO2) is released from a cylinder near a fire?

  • It extinguishes the fire by providing additional oxygen.
  • It increases the temperature of the fuel.
  • It causes rapid combustion.
  • It expands in volume, cools down, and forms a blanket around the fire. (correct)
  • What is the type of combustion called when a material suddenly bursts into flames without any apparent cause?

    <p>Spontaneous combustion</p> Signup and view all the answers

    What are the three essential requirements for producing fire?

    <p>Fuel, air, and heat</p> Signup and view all the answers

    Which statement is true about the role of air in the combustion process?

    <p>Air is necessary to raise the temperature of the fuel beyond the ignition temperature.</p> Signup and view all the answers

    Why is water not suitable for all types of fires according to the text?

    <p>Water conducts electricity.</p> Signup and view all the answers

    What is carbon dioxide's role as a fire extinguisher?

    <p>It covers the fire like a blanket because it is heavier than oxygen.</p> Signup and view all the answers

    What prevents the paper cup from burning when heating water in it?

    <p>The water in the cup cools the cup below its ignition temperature</p> Signup and view all the answers

    What happens when a fire brigade pours water on a fire?

    <p>The water cools the combustible material to below its ignition temperature</p> Signup and view all the answers

    Why are substances like petrol, alcohol, and LPG considered inflammable?

    <p>They can easily catch fire at low temperatures</p> Signup and view all the answers

    How do water vapors help in extinguishing a fire?

    <p>They create a barrier around the fire preventing oxygen supply</p> Signup and view all the answers

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