Different masks such as N 90, N 95, N 100, and even P90, P95, P100, etc. If each of us can do our part when dealing with the environment, should we still worry about pollution when we go out? Therefore, the protection of the atmospheric environment should start with everyone.
In recent years, with the decline in air quality, people often choose to wear gauze masks when going out to isolate the spread of dust and viruses in the air, which greatly reduces the incidence of diseases and makes a major contribution to protecting human health.
Our country also has corresponding standards, which are formulated for professional groups when they take personal protection.For filtering air, gauze masks are small but have great effects. Are the dazzling array of air purification and protection products as effective as their advertising claims? Among the various choices, how to find the one that suits you?Whether masks are effective or not should be evaluated by corresponding standards. N 100 means that it can retain more than 99% of non-oily particles.
For example, for non-oily particles, in the laboratory, we usually suspend it with sodium chloride, and FFP2NR Disposable protective mask then evaluate its filtering effect, or called the retention effect..
In the face of frequent haze, which bothers people’s lives, it also brings huge profits to businesses. All kinds of masks are selling well, air purifiers are selling well, and dealers are making a lot of money. P can be retained for both oily and non-oily properties.
In the face of deteriorating air quality, gauze masks can only play a defensive role. The retention effect reaches 90% is called N 90, and 95% is called N 95. It does not mean that all masks are effective., protect against oily and non-oily particles during occupational exposure
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