Mask plays a very important role in filtering the air entering the lungs. In the respiratory epidemics or in dust or other pollution environment, wearing a mask is effective.

Does wearing more layers of masks get better protective effect?

According to the material,medical masks are divided into ordinary, disinfection and sterilization masks and also divided into recycle and disposable masks. Those will be marked on the packaging. At present,there are cartoon masks,character masks, special masks, which all belong to the non-medical masks and do not have the function of disinfection and antibiosis. Masks should achieve a certain thickness to protect you from the virus, but this does not mean that the more layers of masks, the better protective effect. Generally speaking, 12 ~ 18 layers is appropriate. In addition, the old and persons who are with asthma and do not breath smoothly are not suitable to wear too thick activated carbon masks.

Previous:General Classification of Masks

Next:How to Select Masks?