Do Material Masks Work? Provided That You Machine Wash Them After Use, Researchers Say
Do Material Masks Work? Provided That You Machine Wash Them After Use, Researchers Say Penetration of the material masks by particles was ninety seven per cent compared to 44 per cent for surgical masks and the rate of influenza-like illness was 2.3 per cent for cloth masks versus 0.2 per cent for surgical masks versus…