菜单

Gypsum mask dustproof effect is limited

Source: 网络
Date: 2013-11-29

Management as early as 2000 has been clearly defined, prohibit the use of gauze masks as a dust masks. 2003 developed GB19084-2003 "ordinary cotton gauze masks" standard has also been abolished, from the side can also prove that gauze masks are not protective equipment. If the test according to the standard of protective masks, gauze masks not only filter efficiency is very low, and the mask design is also a significant leak, can not effectively cut off the air, with the respirator mask suitability test method to detect, everyone can immediately experience To this point. At the beginning of SARS, many health care workers wearing gauze masks in the treatment of highly infected SARS patients, by the high rate of infection, and later the Ministry of Health unified use of N95 medical protective masks. Some people think that there is no better filter than no, but if that is not enough effective, can not be used to be able to endanger the health of the environment, it can not use gauze masks for respiratory protection.

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