CNN CNN Newsroom With Jim Acosta February 5, 2022 21:27:00
Screen traps most of the larger particles so the person on the other side may avoid a direct hit, but the smaller particles still escape around the sides and over the top. >> the passage of the top to the other side, but it reduces the number they go through. >> professor says the droplets rekus the concentration by 80% so the viral load is much lower and the cough stream may not go as farther with the screen. when we visited the lab earlier in the pandemic to test the power of a cough without t...
Source: archive.org