GT Progressive News: HUGE—Comparison of Masks versus No Masks for exhaled particles and aerosols. It is night and day.

Thursday, August 27, 2020

HUGE—Comparison of Masks versus No Masks for exhaled particles and aerosols. It is night and day.

HUGE—Comparison of Masks versus No Masks for exhaled particles and aerosols. It is night and day. #MaskUp #Masks #COVID19 https://t.co/MSxf6i8BAr pic.twitter.com/DwOOcn4stT
— Eric Feigl-Ding (@DrEricDing) August 27, 2020