Wearing a used mask 'can be WORSE than not wearing one at all', study suggests 

A new study found that new three-layer surgical masks can filter out 65% of tiny coronavirus-infected particles but used masks can filter out just 25% because the mask becomes worn out.

from Health News | Mail Online https://ift.tt/3nhuMUu

Comentarii

Postări populare de pe acest blog

Telehealth hubs offer care options for people living on the edge the virtual world

Overuse on cattle feedlots is a key factor in antibiotic resistance, report says

Bringing Your Ballpark Food Favorites Home