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Mask is a kind of sanitary article. It is usually worn at the mouth and nose to filter the air entering the mouth and nose, so as to prevent harmful gases, odors, droplets, viruses and other substa...

​Medical disposable masks are mainly used for the protection of droplet isolation. The outer layer has a water-blocking effect, which can prevent droplets from entering the mask to the inside

​The difference between medical protective masks and medical surgical masks is mainly reflected in the following aspects:

​Masks are an indispensable item during the epidemic. However, for children, the size of adult masks is inevitably too large.

​Dust masks should be cleaned and disinfected every day. Both gauze masks and air filter masks can be disinfected by heating. The specific approach is:

There are many kinds of masks, each of which is suitable for different places, such as to deal with dust and haze weather (for general use), whether it is necessary to prevent oily particles, wheth...

​1. First loosen the headband every 2-4 cm, put your hands through the mask headband, with the metal nose forward.