玻璃纤维对人的害（Glass fiber is harmful to human beings）.docVIP

玻璃纤维对人的害（Glass fiber is harmful to human beings） The harm of glass fiber to human body 1, it is easy to enter the lungs and embedded in the skin make the skin itch. 2, glass fiber is an organic substance, under normal circumstances, no harm to the people, but because it is organic, containing harmful substances, so pay more attention to 3, glass fiber is also the main component of silica, will make the lungs calcification, a long time, the human lung will be a problem! It is recommended in the glass fiber raw materials factory work should pay attention to dust, wearing masks. If possible, go to the hospital to wash regularly. Otherwise, it will cause great harm to the human body. 4, and its coal miners lung aspiration disease is still terrible. 5, glass fiber workers have contact dermatitis, but some workers can gradually tolerance, known as hardening phenomenon. The extent of skin damage depends on fiber diameter and surface roughness. It is now accepted that fiber diameter exceeds 5 mu m, which has a significant stimulating effect. A small number of people exposed to glass fiber and rock wool have skin allergies, but so far they have not been proved to be allergens. 6, eye and mucous membrane harm: Contact with glass fiber and other workers can suffer conjunctivitis and keratitis, severe corneal opacity and local abscess. From the patients eyes, a fiber less than 3 m in diameter can be developed. Pathological examination of the eyeball showed that the proliferation of corneal epithelial cells and the increase of mucin content in the conjunctiva showed mechanical stimulation. Similar pathological changes were confirmed by animal experiments. That is to say, there will not be immediate harm, but there will be a potential crisis for the body for a long time 7, the international standard is fiber diameter less than 3.7 microns, that is glass fiber called B above yarn, harmful to human body, silicosis Just dont let him get into your hands! No radiation, no special smel