Some cautions when using masks

Masks have three main effects: preventing dust, preventing chemicals (including car smoke) and preventing microorganisms. Currently there are disposable paper masks that have many vertical folds, so they fit snugly...

How to choose and use an antibacterial fabric mask

Consumers should pay attention to the antibacterial fabric masks, see the manufacturer's information, check the quality papers before choosing to buy the product, The corona virus pneumonia outbreak in Wuhan...