Using a face shield without a mask won't protect: If you're unable to wear a mask or face covering, you may want to wear a face shield. The main mask categories in China: Medical masks are face coverings that make medical claims of reducing or preventing COVID-19 for the user. Below is usage information on the 5 classifications of medical and non-medical masks: The minimum unit package of mask products sold through formal channels should have information such as the name of the product, the standards implemented and the level of protection. For example, if the product name contains "surgical" and "Medical", it can generally be judged as a medical mask. from exhaling through the exhalation valve, thereby harming others. Type of non-medical masks: Non-medical masks can include cloth masks of various types. The exhalation valve can reduce the exhalation resistance, which is beneficial for the operator to work for a long time. If you see a health care worker wearing a cloth mask, it is likely that they are wearing it over their personal protective equipment (PPE) in an effort to make the PPE last longer, said Hilary Fairbrother, MD, MPH, an emergency medicine physician with McGovern Medical School at UTHealth. Civil masks are allowed to have an exhalation valve. Therefore, if you have flu, it should be attached to your face so that the blue side… A face shield is used to protect the eyes of the person wearing it. As the name implies, medical masks are mainly used for medical protection, which can be subdivided into three types: medical protective masks, medical surgical masks, and disposable medical masks; non-medical masks are also called personal protective masks. Basic classification and subdivision of masks For example, Article 4.3 of the Chinese Medical Protective Mask Standard GB 19803-2010 clearly states that “masks should not have an exhalation valve”. Civil masks are allowed to have an exhalation valve. If you see a health care worker wearing a cloth mask, it is likely that they are wearing it over their personal protective equipment (PPE) in an effort to make the PPE last longer, said Hilary Fairbrother, MD, MPH, an emergency medicine physician with McGovern Medical School at UTHealth. Face shields do not replace masks or face coverings. Consider wearing a medical mask if one is available to you. Store it in a clean paper or cloth bag until you put it on again. Canada has now conducted 346,000 COVID-19 tests, with five per cent positive for the virus, she added. The white side contains filter. Strong public health actions are needed to prevent the spread of COVID-19. People make masks out of cotton, or even out of socks. Basic classification and subdivision of masks. Children older than 5 should wear one in situations or settings where they're recommended. If you're at higher risk of more severe illness if you get COVID-19 or exposure to COVID-19 because of your work or living situation, you should wear a non-medical mask or face covering that includes a layer of filter fabric or a replaceable filter. The minimum unit package of mask products sold through formal channels should have information such as the name of the product, the standards implemented and the level of protection. The exhalation valve can reduce the exhalation resistance, which is beneficial for the operator to work for a long time. 2. Consider wearing a mask that includes a filter or filter material as one of its layers, such as: Check out how to make your own face covering with a filter. Children under the age of 2 should not wear masks or face coverings.