How can you extinguish a flame using the fire tetrahedron?

Remove fuel, oxygen, heat, or the chain reaction.

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  1. Fan the flame
  2. Remove fuel, oxygen, heat, or the chain reaction ✔
  3. Add more fuel

Why: Removing any part of the fire tetrahedron puts out the flame. Smothering cuts oxygen, for example.

Huh, didn't know that: Removing any part of the fire tetrahedron puts out the flame. Smothering cuts oxygen, for example.

The dad joke
Take away one leg and the fire tetrahedron tips over.
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References

Answer: Remove fuel, oxygen, heat, or the chain reaction. Removing any part of the fire tetrahedron puts out the flame. Smothering cuts oxygen, for example.

  1. Scouting America: Fire Safety www.scouting.org/merit-badges/fire-safety
    Extinguish the flame safely using one of the principles of the fire tetrahedron.
    Checked 2026-11-07.

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