If more water is generated inside the mask due to sweating, etc., it needs to be replaced in time. Medical surgical masks have an inner and outer 3-layer structure, the outer layer is the water barrier layer, the middle is the filter layer, and the inner layer is the moisture-absorbing layer, if the mask is wet, it will reduce the protective effect of the mask.

You can relieve the stuffy feeling brought by wearing a mask by the following ways: (1) Try to choose disposable medical masks or medical surgical masks with soft texture, suitable size and good breathability. (2) You can take off the mask every 2 to 3 hours in a well-ventilated outdoor place with low traffic flow to let your face breathe. (3) In crowded subways and other places, you can use a small handheld fan to relieve the stuffiness.

The raw material for the production of toilet paper is often called large shaft paper, bar paper or raw paper, each place may also have a different title, according to the type can be roughly divided into: deinking paper, straw pulp paper, sugar cane pulp, half wood pulp, bamboo pulp paper, pure wood pulp, etc.! The quality and price of each type of paper varies, and the specific type of pulp used should be decided according to the local consumption level and habits. In the toilet paper market is mainly the use of raw wood pulp processed into more toilet paper, because of the high rate of compliance, comfortable to use, health is also safer!