These facial masks "have worked better" against Covid-19, study programs

How many layers is your protective face face?


You can put a fabric mask, as recommended by the CDC, at any time, you are in public or able to social distance. However, according to a new study, unless it is thick enough to capture the tiny infectious droplets, it may not be much in prevention of the spread of potentially fatal virus.

A video case study published online in the newspaperThoraxVisually demonstrates that fabric coatings with two to three layers of fabric are more effective when it comes to capturing tiny viral droplets that spread Covid-19.

Several layers "worked better"

In the video, Australian researchers at the School of New South Wales Mechanical Engineering and Manufacturing School used LED lighting and high speed camera to show how a single layer mask (made from a t-shirt using the new sewing method), double layer (performed with the CDC method of two layered cotton rectangles on each other) and the surgical mask Medical is when droplets are extended.

While surgical masks have proved to be the most effective fabric masks, also did the job.

"From the captured video, it can be seen that, to speak, a single-layer fabric face covering the reduced spread of the droplets, but a double-layer coating worked better. Even a monolayer face coating is better than No face cladding, "the researchers explained.

However, they pointed out that more layers-as well as the type of material used to make a mask. "The guidelines on home-made fabric masks must stipulate several layers (at least 3)," they added. "Several other factors determine the effectiveness of fabric masks such as the type of material, the number of layers, the layout of different layers and washing frequency."

They also notified that more evidence is needed "to inform the design of safer fabric masks and that countries should ensure adequate manufacturing or approach to surgical masks".

Here's how to do the most effective mask

"We recognize that it is difficult to sew together 12 layers of fabric. But there isSteps you can takeMake more efficient fabric masks, "wrote researchers in an accompanying article onThe conversation. Here are their suggestions:

  • Increase the number of layers (at least three layers)
  • Use water-resistant fabric for the outer layer
  • Choose a fabric with a high wire count (so that a tighter weaving, for example from a good quality sheet is usually better than a fabric with a more flexible fabric that you can clearly see the light)
  • Hybrid tissues such as cotton silk, cotton-chiffon muslin or cotton flannel can be good choices because they offer better filtration and are more comfortable to wear
  • Make sure your maskSuitable for sealsWell around your face
  • Wash your mask daily after using it.

And to cross this pandemic with your healthiest, do not miss these37 places you are most likely to catch coronavirus.


Categories: Health
Tags: News
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