Mask – Even the packaging says they are not to prevent infection Source: https://www.spreadthis.info:4443/04.%20%20%20%20%20Covid-19%20Transmissibility%20&%20Mask%20information/Masks/Mask%20-%20Even%20the%20packaging%20says%20they%20are%20not%20to%20prevent%20infection.jpg