How to wear a mask? Mask also has a valid period

How does the mask bring? Although the sky floating in winter rain, haze is still all day. This kind of weather, the mask not only became our travel essential goods, but also we discuss the formation of anti-haze around the knot. How to choose the most suitable for their own haze masks?
In the case of
Can wash the mask is not anti-haze
"Surely, can be used repeatedly washed masks, almost no anti-haze effect." City respiratory disease experts, Tianjin Haihe Hospital, deputy director of the Department of Respiratory Wu Junping introduction, ordinary civilian masks (gauze masks or cartoon masks) Can only be used for winter face cold, if used for haze, such a mask can not choose.

N95 is not suitable for heart and lungs
N95 masks, refers to the diameter of 0.075 micron particles through the masks, the mask of the success rate of blocking up to 95%. However, Wu Junping, director pointed out that wearing the N95 professional protective masks, breathing resistance is very large, easily lead to breathing difficulties, especially cardiovascular disease or chronic respiratory disease, wear to be careful.
How does the mask bring? The mask also has a valid period

Medical masks are affordable
"From the haze effect, the recommendation is certainly N95, if from an economic point of view, you can also try medical surgical mask." Wu Junping director said that medical surgical mask is somewhat similar to the ordinary one-time mask, but it To block the human body inhalation PM2.5 have a certain effect, and wear this mask after the suction resistance is not, breathing is also relatively smooth. Especially the price is much cheaper than the N95 mask, if not used to wear N95, you can consider this mask.
"Medical masks and N95 masks are not to be cleaned, can not be reused, when the sensation mask or breathing a sense of oppression when you have to discard, replace the new masks.If the conditions permit, N95 masks are best to use 24 hours or interval 2 days later will be discarded. "Director Wu Junping special emphasis.

Select masks: masks also have a valid period
Buy a mask, in addition to carefully check the mask surface is neat and uniform, with or without damage and stains, the size is appropriate, but also to check the product specifications, manufacturers, the implementation of the standard number, product approval number, Is the production date and validity period, the general masks are valid for two years.

Wear a mask: do not wear a white dress
The way to wear a mask is to wash your hands before wearing a mask, and then remove the masks in the individual small bags. The two laces of the mask are placed behind the head and the neck, so that the mask is close to the face and then press the nose clip. The mask completely covers the nose and mouth, not the gap in the nose. Wear a mask after pressing the nose clip is the key action, we must bear in mind. After wearing a mask, if you must touch the mask, wash your hands thoroughly before and after touching.

Put the mask: temporarily do not wear bags
Many people take off their masks, casually in the pocket or bag, this approach is wrong. Because after taking off the mask if the bag or pocket, will allow the mask directly stained with bacteria, dust and other pollutants, hanging in the neck, the mask will become a pollutant collector, the air dust, particles And the droplets are received directly on the mask. So the mask is not wearing, should be folded into a clean bag, and will be close to the nose and mouth side of the fold good.

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