Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-fire-safety-7fe5d6108e7c

Besides fuel, oxygen, and heat, what fourth part of the fire tetrahedron keeps a flame going?

A chemical chain reaction.

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  1. A metal surface
  2. A chemical chain reaction ✔
  3. A strong wind

Why: The fire tetrahedron adds the chemical chain reaction to fuel, oxygen, and heat. Breaking that reaction helps stop the fire.

Huh, didn't know that: The fire tetrahedron adds the chemical chain reaction to fuel, oxygen, and heat. Breaking that reaction helps stop the fire.

The dad joke
The chain reaction is the fourth wheel that keeps the fire rolling.
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References

Answer: A chemical chain reaction. The fire tetrahedron adds the chemical chain reaction to fuel, oxygen, and heat. Breaking that reaction helps stop the fire.

  1. Scouting America: Fire Safety www.scouting.org/merit-badges/fire-safety
    Name the parts of the fire tetrahedron and the products of combustion.
    Checked 2026-11-07.

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