Nowadays, the society is constantly developing, and the development of the industrial industry is getting faster and faster. However, the pollution of the natural environment is becoming more and more serious. Nowadays, people need to wear masks, especially in autumn and winter. Many, then some users will ask how the disposable medical mask is dustproof, then today Xiaobian will give a simple introduction to the users, hoping to help everyone.
Medical masks are mainly made of non-woven fabrics. These materials do not need to be woven. They are made of some fibers. They are usually made into a 2-layer mask, a 3-layer mask and multiple layers. Activated carbon masks, etc. Medical masks can effectively prevent fine dust in the air, especially for respiratory dust below 2.5 microns. These dusts can cause great harm to human health if they enter the lungs of the human body.
The working principle of the medical mask is to block the dust when it passes through the gauze, so that the dust will be adsorbed on the gauze, so that the fresh air can enter the human respiratory system, so wear it once in the haze. Sexual medical masks are still necessary.