Scope of application: This protective product is applicable to the environment where there are a lot of powder dust and mist produced by mechanical force in handling coal, iron ore and quartz mineral or processing cotton, wheat flour and other materials, with the occupational exposure limits of 10 times and the concentration of dust and mist below the limit specified by local laws and regulations. This product is especially applicable to preventing respiratory disease caused by haze, PM2.5 powder dust. Use limits and warnings: 1. The wearer should firstly receive the proper use training and fit testing before wearing this protective mask. 2. This protective mask can not be used when the pollutant concentration endangers lives or health, do not use the respirator. 3. When you feel breathless, dizzy or uncomfortable in any way, you should immediately leave the contaminated area. 4. If the protective mask is damaged or the breathing resistance becomes excessively strong, you should use a new mask. 5. You should check whether the protective mask is in a good working condition or not prior to use. 6. Check all parts of protective mask for any signs of damage including two headbands, nose clip and fixing nails. 7. This protective mask can not be modified, cleaned, misused or used incorrectly. 8. If your beard, facial hair, or other facial features hinder a perfect adhesion of mask edge to the face;this protective mask can not be used. 9. This product can be used within the scope of application specified by the governmental laws and regulations. 10. If you do not follow instructions and during the use when you wear this protective mask,and/ or if you are unable to wear this protective mask through the entire process of exposure to contaminants, it will reduce the effectiveness of protective masks and may cause disease or permanent damage to health.
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