In peacetime, most people will use a mask, then in the use of masks, what should pay attention to? If the respirator is damaged, dirty, damp or uncomfortable, it should be replaced immediately and discarded in a plastic bag to avoid the two infection. Be careful：
(1) masks can only reduce the risk of viral infection, and can not guarantee absolute safety.
(2) wear a mask, do not arbitrarily adjust, do not take off and put on, so as not to be contaminated hands germs.
(3) the mask can not be reused. Once you leave the high-risk area, you should discard it in a plastic bag and clean your hands. When it is used in a large public place, it should be discarded in plastic bags and washed at home.
(4) masks should not be shared with others.
(5) if the mask size is not suitable, do not enter the isolation area.
