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Modern aircraft ventilation systems aren’t spreading viruses, DoD study suggests

A new study released Thursday suggests that people don’t need to worry about circulating air spreading coronavirus on airplanes.



a large passenger jet flying through a cloudy blue sky: TOPSHOT - Fleecy clouds are seen in the sky as an airplane prepares to land at the airport in Frankfurt am Main, western Germany, on November 5, 2018. (Photo by Silas Stein / dpa / AFP) / Germany OUT    (Photo credit should read SILAS STEIN/DPA/AFP via Getty Images)


© SILAS STEIN/DPA/DPA/AFP via Getty Images
TOPSHOT – Fleecy clouds are seen in the sky as an airplane prepares to land at the airport in Frankfurt am Main, western Germany, on November 5, 2018. (Photo by Silas Stein / dpa / AFP) / Germany OUT (Photo credit should read SILAS STEIN/DPA/AFP via Getty Images)

The US Department of Defense study supports earlier research showing the ventilation systems on aircraft filter the air efficiently and take out particles that could transmit viruses.

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The study, which was released without peer review, did not take into account other ways that people could catch the virus on aircraft — including from others coughing or breathing directly on them, from surfaces or from confined spaces such as restrooms.

The US Transportation Command, The Defense

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