Anti-fog masks have strict requirements on size and disinfection. Many masks are not supported by pure cotton yarn, and contain many polyester fibers, some ...

The mask with the CE certification mark is a disposable mask approved by the European Economic Area for safety, health and environmental standards. Just like NIOSH ...

Walking on the street, you can see that people are wearing masks to prevent the invasion of new coronaviruses, but how to deal with the used masks? Shred? Drenched in water? Burning?

See the correct posture here, experts will answer your questions.

Masks are one of the everyday items that people use more in daily life, and everyone is familiar with them. However, there are many types of masks, in fact, masks ...