Combustion

Combustion reactions transfer electrons from the fuel to the oxidiser.

• Oxygen is the ideal oxidising agent for combustion

Source: Bigthink.com

• Combustion requires
  • Oxidising agent to sustain combustion
  • Fuel as a combustible material
  • Heat to raise an object to its ignition temperature
  • An exothermic chemical reaction that is fire.
• These four elements form the combustion tetrahedron.

Fire extinguishers

They take away one or more elements from the combustion tetrahedron.