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• 10 iunie 2020 22:57 WikiGlasul discuție contribuții a șters pagina Homemade Cloth Masks CAN Help Stop The Spread Of COVID-19 (content was: "Cloth masks can prevent the spread of COVID-19 by blocking up to 99 per cent of infectious particles, according to scientists who analysed a century of mask studies.<br><br>Canadian researchers report that cloth masks, particularly those with several layers of cotton, block viruses carried via microscopic particles in the air.<br><br>Cloth layers reduce in...", and the only contributor was "KoryClaypool32" (talk))