https://www.nytimes.com/2020/05/07/health/masks-banned-n95-coronavirus.html
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May 3, 2020Mathematics of life and death: How disease models shape national shutdowns and other pandemic policies | Science | AAAS
May 3, 2020QT:{{”
“Long lockdowns to slow a disease can also have catastrophic economic impacts that may themselves affect public health. “It’s a three-way tussle,” Leung says, “between protecting health, protecting the economy, and protecting people’s well-being and emotional health.”
The economic fallout isn’t something epidemic models address, Longini says—but that may have to change. “We should probably hook up with some economic modelers and try to factor that in,” he says.” “}}
Five of six face masks fail absorbency test, Singapore News & Top Stories – The Straits Times
May 2, 2020interesting suggestions on mask quality:
QT:{{”
For a surgical mask to work, the outer-most layer should be
water-resistant, and the middle layer, which is used to trap bacteria, should not be too porous.
The innermost layer has to be able to absorb moisture such as saliva, mucus and sneeze droplets.
…
An absorbency test found that five of the six masks could not absorb any moisture. That means if the user sneezes, the mask will not be able to contain the droplets, which will remain smeared on the wearer’s face. Absorbency is also an important factor for comfort, allowing the user to wear it for longer hours.
“}}
also, I’ve heard these suggestions:{{
the white internal layer should not burn
+
the internal layer should be leakproof
}}
https://www.straitstimes.com/singapore/five-of-six-face-masks-fail-absorbency-test
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