Its main feature is that the air quality is poor, the visibility is low, and the wind speed is large. Sandstorm, in recent years, it has become the main disaster weather in the northern region of my country. Drink plenty of water, don’t buy a street open-air food. On the road, encounter visibility, when the line of sight is not good, KN95 FFP Medical face mask should stop walking, don’t rush to cross the road, you can temporarily avoid it in the shopping mall, the hotel, or you can wait at the low-lying zone, but you must leave the billboard, trees far away.
Sandstorm is not only to bring trouble to the lives of urban people, and serious will still endanger people’s lives. Suspended particles of the particle size during the air, which will be sucked into the human lungs will cause a variety of respiratory diseases, so in the days of sandstorm, To wear the upper gauze to avoid the cause of the dust to cause damage to the respiratory tract. . Because of the vents with sandstorms, it should be far from the rivers, lakes and pools when they are out of the water, so as not to be drowning in the water.
A medical gauze mask that meets N95 or FFP2 standards can also be used. In fact, for any gauze mask, the requirements of filter air impurities should be met in actual use, so that the human body is protected, this is an important part of .In response to the current quality of our living environment, it is often necessary to wear a gauze mask when going out, but what should be satisfied for medical gauze masks? It does nothing to with the ordinary gauze mask, now come together.
The production of medical gauze masks should comply with GB19083-2003 “medical gauze mask technology requirements”, mask can be divided into square and adhesive, should be equipped with nose clips, have good surface moisture resistance, no irritation to the skin, air flow resistance in air flow In case of 85L / min, the intake resistance should not exceed 35 mmH2O, and the particulate filtering efficiency of the filter material should be not less than 95%.
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