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由于口罩直接接触口腔、鼻腔,所以口罩的清洁是第一位的。 1.不能让口罩与脸之间有空隙。否则,灰尘、病菌会趁虚而入,这样一来,戴不戴口罩一个样儿。 2.里外层一定要分清。 戴过的口罩,在外层往往积聚着很多外界空气中的灰尘、细菌等污物,而里层阻挡着呼出的细菌、唾液。因
As the masks directly contact the mouth, nose, mask cleaning is the first place. 1. Do not allow a gap between the mask and the face. Otherwise, dust, bacteria will take advantage of, so, wearing a mask like a child. 2. Inside and outside must be distinguished. Wear masks, often in the outer layer of accumulation of many outside air of dust, bacteria and other contaminants, and the inner layer of blocking the exhaled bacteria, saliva. because