1. Does it reduce how far an expelled virus will travel?
2. Does it reduce the area that expelled virus will cover?
https://www.infectioncontroltoday.com/view/cloth-masks-are-useless-against-covid-19“I don’t necessarily discourage the public from wearing them (cloth masks) if it makes them ‘feel’ comfortable, but I hope they don’t think that they’re protecting themselves.” - Lisa Brosseau, ScD, is a nationally recognized expert on infectious diseases.