South Korean scientists have developed a face mask filter that retains its protective properties even after being washed over 20 times, a research university said Tuesday. PM2.5.Nanofibre is certainly an excellent form of filtration for viruses and bacteria, helping filter out even the smallest particles, being lightweight whilst adapting and moulding to the skin. Conforms to KF80/KF95. By Lim Jeong-yeo. Unlike disposable masks this Kosette mask … Completely reusable. The new filter can be implemented in mid-level KF80 masks, as well as high-level N95 respirators, which are in high demand by healthcare sectors worldwide. South Korean scientists have developed a face mask filter that retains its protective properties even after being washed over 20 times, a research university said Tuesday. Professor Kim Il-doo of materials science and engineering at KAIST demonstrates wearing the mask … Korean scientists develop high-filter, washable masks. Professor Kim, who focuses on technology that filters fine dust with the help of nano-filters…
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