Chemical Combustion and Fire

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Questions and Answers

What is the byproduct of the combustion reaction in a fire?

  • CO₂ + O₂ + cold
  • H₂O + O₂ + heat
  • CO₂ + H₂O + heat (correct)
  • CO₂ + H₂O + cold

What is the minimum temperature required for a fire to start?

  • Ignition temperature (correct)
  • Activation energy
  • Pyrolysis temperature
  • Combustion temperature

What happens when carbon monoxide is inhaled?

  • It increases the heart rate
  • It has no effect on the body
  • It replaces oxygen in the hemoglobin of red blood cells (correct)
  • It helps to increase oxygen in the blood

What type of fire is most dangerous?

<p>Incomplete combustion (B)</p> Signup and view all the answers

What is the final stage of a fire?

<p>Fully Developed Fire (B)</p> Signup and view all the answers

What is the term for the solid fuel converting to gas under the ignition temperature?

<p>Pyrolysis (C)</p> Signup and view all the answers

What is the longest stage of a fire?

<p>Decay (B)</p> Signup and view all the answers

What should you do if your clothes are on fire?

<p>STOP, DROP, AND ROLL! (D)</p> Signup and view all the answers

What is the purpose of a fire extinguisher?

<p>To introduce substances to hinder combustion (A)</p> Signup and view all the answers

What is the correct procedure to follow when using a fire extinguisher?

<p>Pull the pin, aim at the base of the fire, and squeeze the lever (B)</p> Signup and view all the answers

What type of fire extinguisher is used for Type A and K fires?

<p>Wet Chemical (D)</p> Signup and view all the answers

Why should fire exits be easily accessible?

<p>So they can be used for emergency exits (A)</p> Signup and view all the answers

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