The current global epidemic of influenza A H1N1 influenza mainly through the respiratory tract, wearing a mask can effectively reduce the chance of infection. Experts teach you how to choose a trick to wear a mask.
What types of masks are used in accordance with the use of ordinary masks, 4,6,8,12,16 layer gauze, printed with cartoon pattern 1-3 layer cloth masks, disposable non-woven masks, medical masks, dust masks, Activated carbon filter masks, N95 masks. In general, the residents will not be close contact with the patient, the use of 12-layer gauze masks can achieve a good protective effect. Medical staff professional protective masks such as N95, the price is more expensive, no need.
Where the need to wear masks outdoor air mobility is very strong, the sun can kill the virus, will not cause infection and spread, so open air, suburbs, parks, road walking, there is no need to wear masks (of course, to prevent dust except). When the epidemic occurs, in the crowd gathered places, such as stations, cars, trains and other places should wear a mask, when in close contact with the patient should wear a mask.
The duration of the mask should be a one-time use, and can not exceed 4 hours. Discard or wash after use. When the mask is Kazakh gas, saliva soaked can not continue to use.