That means mouth and nose protection. You know, a face mask?

They keep you safe. Unless you’re a gas station employee asking a customer to put one on. Then they can be dangerous, deadly even. Remember the days when gas station employees were endangered by people who were already wearing the face masks when they came in?
Germany: Gas station employee killed over a face mask – A 20-year-old clerk was shot after asking a customer to wear a face mask in Germany. The suspected shooter said he was stressed out by coronavirus measures.
