How to check the quality of disposable masks?

Release time£º2020/8/3

      If the disposable mask is moistened by exhaled heat or saliva, the effectiveness of blocking germs will be greatly reduced. You should prepare a few more masks at ordinary times so that you can replace them in turn. When not in use, the mask 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 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 processes. 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 check the light transmittance; then try the feel. Shandong disposable masks mainly feel the material. If it is too hard or rough, it is 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.

    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 so that the mask is close to the face; the mask should completely cover the mouth, nose and chin; press the metal pieces of the mask along the bridge of the nose to bring the mask close to the face.

Before use, you should carefully check whether the masks and face shields are still intact. Regarding the gauze masks and face shields, you can use the light transmission method, that is, take the light in front of the lamp to see if there are significant light spots, and the central part and the edge part are transparent. Is the rate common? If in doubt, replace it with a new one. In any case, masks and masks will generally be updated after being cleaned 3 to 7 times, and masks of particularly good quality can be cleaned 10 times.

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