Researchers compared the sprays of droplets we spew out of our mouths when wearing a one-layered cloth mask, two-layered cloth mask, surgical mask, and no mask at all– while talking, coughing, and sneezing.
Mashable summarize the findings succinctly:
The research study’s big takeaways are:
– When talking, wearing even a single-layer mask substantially restricts the exhalation of droplets.
– For coughing and sneezing, a double-layer mask is a lot more efficient than a single-layer mask.
– Generally, the more layers a mask has the much better. The scientists recommend “at least three layers” and discovered surgical masks carried out finest in this research study– though not everybody has access to these masks.
For more information read the published results in Thorax

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