A group of European designers from the international private project has announced that the effective materials and approaches were created to prevent a penetration of the different pathogens into the reusable PPE face masks. Moreover, this approach could be also applied for other air filtering systems are used in the closed spaces like transport or offices and other.

Having used a few kinds of the existed acting on the pathogens we can to prevent the bacterial and viral contamination and decrease possible growth of the biofilms into the filtering system without any chemical components using which could be dangerous for human health.