HEPA filters. In testing, a layer of HEPA carpet cleaner bag did actually perform the most effective. However, it is difficult to breathe through. In addition, lots of people have raised concerns within the safety of materials (like fiberglass) utilized to produce these filters. At this time I can’t recommend them.
Cloth masks aren’t ideal. A 2015 study of over 1,000 healthcare workers in Hanoi, Vietnam, found out that those who were used on wear cloth masks were more likely to get a respiratory virus than people who wore medical masks, manufactured from thick fibers that catch a range of particles. That study appeared in BMJ Open.
The study said the very best face mask for preventing spread of droplets were N95 masks without valves while fleece coverings and bandanas were the very least effective, with researchers finding them “worse today wearing any type of facial covering”.
As states reopen …Read More