Can disposable medical masks on the market filter haze?

With the continuous development of society, air pollution has become more and more severe. Haze weather often occurs in many places, and people wear masks when they appear. However, many users prefer disposable medical masks, so can disposable medical masks filter haze in the end, the following editor of Shandong anti-fog masks will give a brief introduction to the majority of users.

Disposable medical masks include ordinary medical masks, medical surgical masks and medical protective masks, among which the medical protective masks have a high protection level. It is made of 3 layers of materials. The inner layer is mostly non-woven fabric. The middle layer is ultra-fine polypropylene fiber meltblown material layer. The outer layer is non-woven fabric or ultra-thin polypropylene meltblown material. The filtering effect of virus aerosol or harmful dust is remarkable, and the blocking and filtering efficiency of non-oily particles in the air is ≧ 95%.

Although this mask has good filterability, it cannot completely filter. Because the smog not only contains non-oily particulate matter, such as dust, acid mist, coal dust, cement dust, microorganisms; it also contains oily particulate matter, such as soot, oil mist, asphalt smoke, coke oven smoke, diesel exhaust and so on. For oily particles and gaseous chemicals, medical protective masks cannot be completely removed.

It should be noted that medical protective masks are usually used in a medical environment and are not very suitable for ordinary people to wear in daily life.