Fog days - what kind of masks are good?

Outside the window is a hazy mist, can not help but think of a tongue twister - 'black chemical fertilizer gray gray fertilizer fertilizer black hair will play', haze not only affects people's lives but also on the health of the human body caused great damage. Faced with haze, people have to choose a simple and convenient way to travel - wear anti-fog and haze masks, however, the vast majority of victims of smog still do not know how to choose a mask. Faced with a wide variety of masks on the market, in the end to buy what kind of masks can really prevent smog it?

Chemical fiber anti fog mask

Anti-haze index: ★
The main component of the chemical fiber mask material is chemical fiber material, and the mask itself is not added with a protective barrier filter material, so the blocking effect of dust on the dust is quite limited. But in general, it is better than not wearing a mask, or can resist some dust.

Non-woven anti-fog masks

Anti-Smog Index: ★ ★
Our common disposable masks are non-woven masks. These masks are mainly used to protect doctors from splashes and splashes. They lack the requirements for the filtration efficiency of particles and bacteria, or require lower filtration efficiency of particles and bacteria. Medical surgical masks and medical respirator masks, and these masks have poor adhesion to our face and do not provide satisfactory dust protection.

Cotton anti-fog mask anti-fog index: ★ ★ ★
Cotton masks are probably the most popular masks for everyone. They are easy to clean and can be used repeatedly. This kind of mask has a good warming effect, but there is no guarantee for the barrier effect of respirable dust, and if it is used for a long time, it will be accompanied by some bacteria.

Industrial protective mask (N95 type)
Anti-Smog Index: ★ ★ ★ ★
The main material of the N95 mask is the cotton filter plus the special filter cotton for the mask. The sealing performance of the overall design of the mask is good for the filtration and blocking of PM2.5 and bird flu viruses. The N95 mask is the environment for industrial dust and toxic gases. There is also a good protective effect, and the history of use is relatively long, and everyone's recognition of this is relatively high.

Nano Antibacterial Material + Activated Carbon + Microfiber Filter (Nano Antivirus PM2.5 Mask)

Anti-Smog Index: ★ ★ ★ ★ ★
The mask is made of nano-silver material that is already mature and attached to the mask fabric. The nano-silver can be used to sterilize and purify drinking water. Therefore, the same applies to micro-pollutant particles such as PM2.5 and bacteria that are adsorbed on the mask. Have a strong decomposition and killing effect.