Views:2 Author:Site Editor Publish Time: 2021-07-20 Origin:Site
If the disposable mask is moistened by exhaled heat or saliva, the effect of blocking germs will be greatly reduced. You should prepare a few more masks at ordinary times so that you can replace them and use them in turn. When the mask is not in use, it should be stacked and placed in a clean envelope, and the side close to the nose and mouth should be folded inside. Be careful not to just put it in the pocket or put it on the neck when not in use. Hanging dry.
When inspecting disposable masks, it can be divided into four steps. It is very important to learn to check the quality of masks correctly. The first thing to do is to investigate the mask to see if it is the color, whether it is flat or not, and to check the light transmittance; then try the feel, mainly to feel the raw materials. If it is too hard or rough, it will be very uncomfortable to wear. When you buy a mask, you can smell it to see if there is any peculiar smell. If there is a peculiar smell, it is better not to choose such a mask as much as possible.
Wash your hands before and after wearing the mask; keep the mask close to your face: the colorful side of the mask is facing out, and the metal side is facing up. Tighten the power cord or wrap the rubber band around the ears to make the mask close to the face; the mask should completely cover the mouth, nose and chin; press the metal pieces of the mask along the sides of the nose to bring the mask close to the face.
Before use, you should carefully check whether the masks and masks are still intact. Regarding the gauze masks and masks, the light transmission method can be adopted, that is, take the light in front of the lamp to see if there are obvious light spots, and the light transmittance of the middle part and the edge part Is it consistent? If in doubt, replace it with a new one. In any case, face masks and masks are generally updated after cleaning 3 to 7 times, and masks of particularly good quality can be cleaned 10 times.