Pentagon study finds minimal risk of coronavirus exposure on planes
 
A Defense Department study released Thursday concluded that passengers faced little risk of catching the coronavirus on a packed commercial flight. Researchers concluded that a passenger wearing a surgical mask continuously would have to sit next to an infectious passenger for 54 hours to get a dangerous level of exposure through the air. The threat of infection is greatly reduced because of the way air is circulated and filtered on airliners.
The study used a mannequin expelling simulated virus particles, and researchers conceded that this method of measuring the threat of aerosol exposure had its limitations. Still, Vice Adm Dee Mewbourne said, "the results showed an overall low exposure risk from aerosolized pathogens like COVID-19 on these aircraft."
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Harold Maass is a contributing editor at The Week. He has been writing for The Week since the 2001 debut of the U.S. print edition and served as editor of TheWeek.com when it launched in 2008. Harold started his career as a newspaper reporter in South Florida and Haiti. He has previously worked for a variety of news outlets, including The Miami Herald, ABC News and Fox News, and for several years wrote a daily roundup of financial news for The Week and Yahoo Finance.
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