Airplane fumes under the microscope: do they harm flight crew?

NCT ID NCT06270095

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This completed study examined air quality inside airplane cabins during smoke or fume events and whether these events affect the health of flight crew members. Researchers tested 357 crew members with cognitive tests, physical exams, and questionnaires. The goal was to detect any neurological symptoms linked to exposure to engine oil fumes.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to
If successful, this study could help identify whether fumes from engine oil affect crew health, leading to better safety measures.
What could go wrong
This is an observational study, not a treatment trial. It cannot prove cause and effect, and results may not apply to all airlines or aircraft types.

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Conditions

The condition(s) this trial relates to.

nervous system disorder Neurologic Manifestations

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Air France DP.ZM Service de Santé au travail de Roissy-Charles-de-Gaulle

    Roissy CDG, 95700, France

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