Face maskThe outer layer is easy to accumulate a lot of dust, bacteria and other dirt exposed to the air, while the inner layer blocks exhaled bacteria and saliva. Therefore, the 2 sides cannot be used alternately, otherwise the outer layer will be directly adhered

The contaminated dirt will be directly inhaled into the human body when the face is close to the outer layer, and it will become a source of infection. When the mask is not worn, it should be folded into a clean sealed bag, and the side close to the mouth and nose should be folded inward. It is tucked into a pocket or hung around the neck.

If the mask is wet with exhaled heat or saliva, the function of blocking germs will be greatly reduced. Therefore, usually you should prepare several more masks to replace, replace and clean once a day. Use boiling water for 5 minutes when cleaning.

Masks should be cleaned and disinfected every day. Both gauze masks and air filter masks can be heated and disinfected. The specific methods are:

1. Cleaning. Gently wipe the gauze mask with warm water and soap. The bowl-shaped mask can be gently brushed with a soft brush dipped in detergent, and then washed with water. Please do not rub too hard, because if the warp and weft of the gauze gap If it is too large, the anti-foaming effect will be lost.

2. Disinfection. Soak the cleaned mask in 2% peracetic acid solution for 30 minutes or boil in boiling water for 20 minutes or in a steamer for 15 minutes, then dry it for later use. This method works For gauze masks and bowl masks.

3. Inspection. Before using it again, carefully check whether the mask and mask are still in good condition. For gauze masks and masks, the light transmission inspection method can be used, that is, take it in front of the lamp to see if there are obvious light spots, and the middle and edge parts are transparent. Is the rate the same, if not, please replace it with a new one.