CNN Don Lemon Tonight December 18, 2021 04:17:00
Vaccination status, masks can befec be effective. these type of high filtration, n 95 and kn 95 masks you can find. tlai they're not that uncomfortable to wear. if you wear a mask, wear a good mask. here is something else we do. this is a co 2 monitor, carbon dioxide monitor, a poor man's assessment of ventilation. more people in a room breathing out carbon dioxide, you'll get an assessment how good the ventilation is. if it's not good open doors, people out of a certain space to try to decrease the carbon d dio dioxide, decrease the likelihood you're breathing in someone else's air. the thing...
Source: archive.org