What hazard comes from a dirty fireplace chimney?

Creosote buildup that can ignite.

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  1. Creosote buildup that can ignite ✔
  2. Better airflow
  3. Cleaner smoke

Why: Chimneys that concentrate creosote can catch fire if not cleaned.

Huh, didn't know that: Chimneys that concentrate creosote can catch fire if not cleaned.

The dad joke
A dirty chimney can really heat things up
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References

Answer: Creosote buildup that can ignite. Chimneys that concentrate creosote can catch fire if not cleaned.

  1. Fire safety en.wikipedia.org/wiki/Fire_safety
    Chimneys that concentrate creosote
    Checked 2026-11-07.

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