By destinationsante.com
Posted on 3/30/2020 at 2:45 p.m.
Even if the question of the relevance of “home made” masks has been very little addressed, 60 million consumers report this study from 2013. ” British scientists have measured the effectiveness of hand-sewn masks in filtering out viral particles when coughing: t-shirt, pillowcase, vacuum bag or tea towel “, Report the editors. ” The results hoisted the surgical mask (90% filtration efficiency) to the podium, before that in a vacuum bag (86%) and that in a tea towel (72%). ” Before continuing : ” however, you cannot breathe properly with a mask in a vacuum bag or cloth – which makes them unusable. The pillowcase and the t-shirt are certainly more bearable, but the mesh of fibers gives them a low filtration efficiency (51% and 57% respectively). “
The researchers concluded at the time that a “homemade mask should only be considered as a last resort to prevent the transmission of droplets from infected people.”
Don’t forget the basics
Another disadvantage of these masks is that of making us forget the other barrier gestures. Coronavirus is not only transmitted by cough, but also by hands. Despite face protection, let’s continue to wash our hands regularly, to respect a distance of at least one meter between people, to cough or sneeze in our elbow or in a handkerchief …
Confinement: does alcohol increase the risk of violence?
Source: Destination Santé
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