Classification of dust masks: According to its structure and working principle, it is divided into two categories: self-priming filter type and air supply type. Self-priming filtering type: the working principle of filtering type masks for short is to make air containing harmful substances filter th... read more
Question: The suitability of anti-particulate masks Answer: The best dust mask is not to see whether the mask is really protective. Another important selection factor is suitability. There is no one-size-fits-all design that can fit all face shapes. The current certification and testing of anti-part... read more
Can non-woven medical masks prevent viruses? Due to the epidemic situation, it has become a habit of many people to go out to wear masks. Because non-woven medical masks can better isolate viruses and bacteria in the air, non-woven medical masks Masks can effectively prevent viruses to a certain ext... read more
Types of non-woven masks There are two types of non-woven masks as respiratory protective equipment. One is made of absorbent gauze or knitted fabric with pure cotton on the surface, with various non-woven fabrics in between; the other is directly made of Made of non-woven fabric. Now the new non-wo... read more
Pneumoconiosis is a systemic disease that is caused by long-term inhalation of productive dust during occupational activities and retention in the lungs, which is mainly caused by the diffuse fibrosis of the lung tissue. So how much dust in the living environment is harmful to us ? 1. An adult needs... read more
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