Does marble dust contain silica?
But not all of the so-called anti-dust masks has a good protective effect, but also has anti-dust masks of various grades and ranks. The protective effect of the respirator depends on 2 aspects: the tightness of the mask and the face and the protective efficiency of the filtering cotton on the superfine dust.
It is suggested that correct selection of dust masks is helpful to prevent pneumoconiosis:1, dust masks belong to special labor insurance products, must pass the GB2626-2006 standard certification.2. Dust masks are disposable, duplex, half mask, and full mask. Occupational protection under high dust, if no harmful gas, it is recommended to use double silicone semi mask.3, dust masks have protection level, N100, N95, N90 three grades. Among them, the protection rate of ultrafine dust by N100 class is more than 99.97%.4, face mask semicolon type. According to their own situation to choose different shapes. Universal size does not fit all.According to the above, we can effectively prevent pneumoconiosis.
Marble dust contains silica. These dust inhalation lung will cause pneumoconiosis. At present, pneumoconiosis can not be cured by medical treatment.But by wearing a high grade dust mask, you can effectively protect the lungs from dust inhalation.
