Author: Dawit Habtemariam

The risk of exposure to Covid-19 on aircraft is very low for masked passengers, according to a study by the U.S. Transportation Command, which is part of the Department of Defense. United Airlines participated in the study, and CEO Scott Kirby said during the carrier’s quarterly earnings call that the results were “the most significant announcement to have come out” regarding safety aboard aircraft. “Because the airflow is from the ceiling to the floor and is not spreading amongst the customers and because the air circulation is every two to three minutes going through [high-efficiency particulate air]-grade filters with 50 percent air…