Com triar la màscara adequada
1 household mask
Per tant, & nbsp;the function of household mask is the same as its name, & nbsp;which is the mask we use in our daily life. This mask can effectively avoid some common bacteria in our life, & nbsp i també pot reproduir un efecte de prova - pols.
I aquest tipus de màscara ens pot protegir la cara del vent fred, & nbsp;and can play a certain role in moisturizing, & nbsp;but because of its material, & nbsp;it can & #39;t resist the virus invasion very well.
2 medical mask
L’aparició de màscares mèdiques és majoritàriament de color blanc o blau clar, & nbsp;and there is a very clear mark on the outer package, & nbsp;which is used by hospital medical staff.
La màscara estava originalment dissenyada per servir a l'operació quirúrgica, & nbsp;effectively prevent the saliva and bacteria of medical staff from infecting the injured, & nbsp;and at the same time prevent the medical staff from inhaling the bacteria in the body.
3 N95 respirator
Fa poc, & nbsp;N95 masks have been sold out of stock, & nbsp;because pneumonia is raging recently. This kind of masks can effectively prevent virus infection.
Pel seu disseny, & nbsp;it can effectively prevent virus from entering the gap of mask and respiratory system.
