A doctor explains how to make the safest face mask. This is a safe face mask that if built properly should be donated to your local emergency services. It utilizes a HEPA filter, which is much, much better than a cotton mask.
Directions for making masks: https://drive.google.com/open?id=1fW_Qrv_1J26Lgd1kawSWqqyKvbYOY2Fu
Mask patterns: https://drive.google.com/open?id=1gaiM3yZLalU1_7mlMeLR-3967A8cEu5H
remember: Social distancing works, wash your hands, support the frontline.