Dr. Howard Smith Reports

The Best Filters For Your Masks


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Vidcast:  https://youtu.be/GZ_q-f2XWGw

 

With COVID on the rise, you’ll want the best filter in your mask.  Virginia Tech engineers show that vacuum cleaner cloth material works best to filter out the smallest particles preventing you from breathing virus into your lungs or blowing it out into others.

 

Whether using the bag cloth in a cloth mask or a respirator mask, the vacuum bags bested microfiber, a surgical mask, a coffee filter, a MERV 12 HEPA filter, a bandana, and an acrylic face shield.  This was true for overall filtration as well as incoming and outgoing protection.

 

For your own protection and for the protection of us all, use the best filtration material in your mask. 

 

https://www.medrxiv.org/content/10.1101/2020.11.18.20233353v1.full.pdf

 

#mask #covid #filtration #vacuumbag

 

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Dr. Howard Smith ReportsBy Howard G. Smith MD, AM