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...

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...

As smog strikes, wearing anti-haze masks has become the most economical and effective method of self-protection. Unfortunately, the vast majority of smog...

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...

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...

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