Cloth masks, by themselves, were never the best option for everybody to wear during a pandemic; they were, instead, just the best way to get a lot of masks to a lot of people without too much of an effect on supplies for healthcare workers.
With face masks becoming mandatory for some in Victoria, people have jumped to make their own, with many using any material at their disposal. From socks to old shirts, almost anything can be turned into a reusable mask. New research shows, however, that using more layers — at least three…