Is your mask wearing right?If you want to wear a mask correctly, you need to wash your hands before wearing a mask. Wash your hands to ensure hand hygiene before wearing the mask. When wearing, do not touch the inside of the mask. Before wearing the mask, you need to stretch it, especially the folds
Scientific common sense about masks（2）4. Is it necessary to use medical protective masks to protect against viruses? What is the difference between medical N95 and N95 protective masks?Medical protective masks are protective masks designed to protect medical workers in a specific medical environment
Scientific common sense about masks（1）1. What kind of particulate protective mask (sometimes called disposable mask) can be used to help protect against viruses?The World Health Organization (WHO) and my country's medical management agencies recommend that, in some cases, use N95 approved by NIOSH,
The birth and development history of masksIn recent times, due to the epidemic, masks have become a must-have item that various countries are vying to buy, which has made a common daily item a hot commodity. In order to meet the demand for masks, many companies in my country have begun to transform
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