Notes On The Use Of Medical Masks
Note on the use of medical masks: pay attention to the validity of medical masks. The production period of general medical surgical masks is three years, Mask and the production period of medical protective masks is five years. Once the period of validity of the masks is exceeded, Mask the filtering efficiency and protective performance of the filter materials will be reduced. The use of expired medical masks cannot effectively block the infection of viral bacteria. . Before using a medical mask, be sure to confirm the production date and expiration date.
Always wash your hands before and after wearing a medical mask. Before wearing the mask, be sure to wash your hands to avoid touching the inner surface of the mask. Try to avoid touching the mask during use to avoid reducing the protective effect. When removing the mask,Mask try not to touch the outside of the mask to prevent bacteria from getting on your hands, and be sure to wash your hands after removing.
Masks should not be worn for long periods. In order to prevent infection, some people may wear medical masks all day long, but this will make the nasal mucosa vulnerable, lose the original physiological function of the nasal cavity, and reduce resistance. Wear a mask.
Medical masks should be folded and kept in ziplock bags when not in use. It is not recommended to remove the mask and stuff it directly into your pocket or bag. This can easily cause secondary contamination of the medical mask. Be sure to fold it into a clean ziplock bag and fold the side that contacts Mask the mouth and nose inward.