New study finds which masks offer the most protection against COVID-19

Name: New study finds which masks offer the most protection against COVID-19
Uploaded: 2020-07-03T00:45:00Z
Duration: 1 min 40 s
Description: The group of researchers used a laser to detect droplets and map their path.

The group of researchers used a laser to detect droplets and map their path.

Posted July 2, 2020 8:45pm EDT