Low risk of Covid infection on planes if masks worn: US military

Washington (AFP) – The risk of being infected with the coronavirus on an airliner is very low if passengers wear masks, according to a study carried out aboard Boeing long-haul jets by the US military and published Thursday.Researchers using sensors and fluorescent tracers measured the volume of airborne contagious matter emitted by a dummy ¬†simulating an infected person breathing normally.The passengers most exposed to the infected person — those just in front of, behind or beside the dummy — were represented in the study by the sensors.Some 300 test rounds were carried out on the ground an…

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