![]() If you're in a crowded room with lots of unmasked people talking, "whether you're 15 minutes or within 6 feet, it may not actually be that important anymore because there's so much virus in the air," Barocas says. In a poorly ventilated, enclosed space, these smaller particles can build up in the air over time. ![]() That's where the 6-foot guideline comes from – though it's just a guideline, not a shield of impenetrability.Ī person can also expel smaller infectious particles that linger in the air for minutes or even hours and travel farther than 6 feet in a room, Barocas notes. Some of these particles are released as droplets, which generally fall to the ground within a few feet of the person who exhaled them. The coronavirus spreads when an infected person releases infectious particles while talking, coughing, singing, sneezing or even just breathing.
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