The paper masks are "reusable" and support up to 10 machine washes

"Surgical masks retain their compatibility with the standard that applies to them, in particular in terms of performance, filtration, breathability and also cleanliness".It's now official, and it is the very serious Chemosphere review that says it.A time considered useless and after undergoing a flambé of their prices, paper masks are today offering new perspectives.

Paper masks would therefore keep their filter properties and breathability, even after 10 machine washes."We stopped ten washes as part of our study, but we can imagine doing more," explains Philippe Cinquin, scientific coordinator of the Grenoble CHU Clinical Investigation Center.You must then offer a simple rule: throw your mask when its appearance shows that it is damaged and that it no longer adjusts well in the face.The most fragile parts of the mask are in fact the nasal bar, the elastic of the ear contour and especially their welding point on the corners of the mask ".

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— Flora Lin Wed Nov 14 10:32:09 +0000 2018

To preserve the appearance of masks, some recommend washing them inside pillowcases.Even after 10 washes, paper masks keep a bacterial filtration capacity of 98% of the particles, greater than that of tissues which reach only 90% filtration.Between May and August 2020, it sold for the equivalent of 300 million euros in surgical masks in French mass distribution.