Wearing a mask can prevent harmful gases, odors, droplets from entering and exiting, and the wearer's mouth and nose. Non-woven masks have a certain...
Before wearing a mask, wash your hands. Because there are more bacteria on your hands, you must first keep your hands clean. Then pick up the mask and...
Surgical mask: It can block more than 90% of 5 micron particles and should be replaced every day, but it should be replaced immediately if it is damaged...
As smog strikes, wearing anti-haze masks has become the most economical and effective method of self-protection. Unfortunately, the vast majority of smog...
The electrostatic effect of the mask adsorbs the virus on the outer layer of the mask, such as the so-called electrostatic filter layer. Activated carbon masks...