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the claim

Smoke detectors effectively alert occupants to fires.

the verdict
CONTESTED PARTIAL
Recorded sources
3 sources for · 2 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that smoke detectors effectively alert occupants to fires?

Partly. Sources partially support the claim: official USFA guidance and an encyclopedia entry credit smoke alarms with saving lives, and a scoping review recommends early detection systems. However, a Wikipedia article and an aviation Q&A note that ionization detectors can fail to alert occupants in time for smoldering fires or cigarette smoke, so the evidence covers only parts of the picture.

Verdict: CONTESTED PARTIAL · 3 sources for, 2 against · Last checked

The private library was unavailable for some searches in this check. Missing library results are not evidence against the claim.

Evidence for · 3
Best practices associated with residential fire preparedness among individuals who use a wheelchair or scooter full time: A scoping review.
2024
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LA, R., Z, L., K, K., L, A., N, H., & G, H. (2024). Best practices associated with residential fire preparedness among individuals who use a wheelchair or scooter full time: A scoping review.. doi.org. https://doi.org/10.1080/10790268.2023.2284398

Evidence against · 2
Smoke detector
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Smoke detector. (n.d.). en.wikipedia.org. https://en.wikipedia.org/wiki/Smoke_detector

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More for · 2
Smoke Alarms
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Smoke Alarms. (n.d.). usfa.fema.gov. https://www.usfa.fema.gov/prevention/home-fires/prepare-for-fire/smoke-alarms/

Teaching Elementary School Health Education/Injury Prevention and Safety/Unintentional Injuries/Fires
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Teaching Elementary School Health Education/Injury Prevention and Safety/Unintentional Injuries/Fires. (n.d.). en.wikibooks.org. https://en.wikibooks.org/wiki/Teaching_Elementary_School_Health_Education/Injury_Prevention_and_Safety/Unintentional_Injuries/Fires

More against · 1
Smoking in the cockpit - how is this tracked?
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Smoking in the cockpit - how is this tracked?. (n.d.). aviation.stackexchange.com. https://aviation.stackexchange.com/questions/61259

Receipt History
held for human review17 Oct 2026
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