1.
(mask)Carefully cover and fasten the mouth and nose with a mask to minimize the gap between the face and the mask;
2. When using
the mask, avoid touching the mask - after touching the used mask, for example, to remove or clean the mask, wash hands with soap and water or alcohol hand cleaner;
3. Put on a new clean and dry
mask after the mask is damp or contaminated with moisture;
4. Do not reuse disposable masks. Disposable masks should be discarded after each use.