Column: Researchers examined how effective 14 types of face coverings are at blocking respiratory droplets that can spread coronavirus.
Source: pennnews
Coronavirus face masks: Which are most, and least, effective
More from NewsMore posts in News »
- Donald Trump wins Missouri caucuses. Michigan and Idaho Republicans will also weigh in on 2024 race
- Police charge man in murder of Amish woman
- Retail Watch: Would you get a haircut at the gym?
- Oregon resident has the plague. Here’s what to know.
- Winter weather advisory issued for Lehigh Valley: Snow expected Friday into Saturday
You must be logged in to post a comment.