Occupational disease and arsenic poisoning have something that behave how to prevent?

Occupational disease and arsenic poisoning have something that behave, how to prevent?
The job is endangered: Arsenic
Arsenide is a material with very strong toxicity, Arsenicum is one kind of arsenide. In industrial production, the use of arsenide is very extensive, while smelting and tempering the ore of different inclusion, arsenic vapour dissipates to the air, oxidize to oxidize two arsenic (commonly called as Arsenicum) three times rapidly ; Flue dust or slag substantially as exploiting arsenical ore and smelting furnace such as Realgar, Orpimentum (Auripigmentum), contain and oxidize two arsenic dust two times; Oxidize two arsenic and make raw materials and make disinfectant, kill mice, insecticidal and sterilize pharmaceuticals by three, decolourization pharmaceutical of glass industry; Or oxidizes two arsenic and sterilizes preservatives three times in fur industry with arsenic salt; Make and use including the pigment of arsenic, such as Realgar, Orpimentum (Auripigmentum), Paris green,etc.; Make and use and suck arsenic pesticide, arsenic compound is use for medicine often, such as anticancer drugs, skin administration,etc.; Includes manufacture of the alloy of arsenic,etc..
Manifestation of arsenic poisoning
The acute poisoning of arsenide is shown as having difficulty in breathing, having a headache, dizzy, disgusting, vomiting, weak, dermatitis, conjunctivitis,etc. in production more rarely, even go into a coma and die.
Chronic poisoning is shown as the skin especially palm, excessive angle of skin of sole, the truck and skin of four limbs present the hyperplasia of pigmentation or wart that the obvious disperse is distributed; Arsenide stimulates the nasal mucosa, the nasal septum can happen and punch; Another characteristic that multiple neuritis is arsenic poisoning, keenlies feel the numb thorn of four limbs at the beginning, both legs continued are unable to walk to be difficult.
Inorganic arsenic has carcinogenic function that has already been affirmed, among them skin carcinoma is seen more most.
Prevention of arsenic poisoning
Prevent arsenic poisoning, should control the flying of arsenide dust first, to producing the dust apparatus airtightly, recovery; Installation ventilating device, prevent the gas from overflowing scatteredly. Secondly should strengthen the personal protection, use gauze mask of gas defense, protective clothing, job shoes,etc.. It is forbidden to wash carefully after working in the diet of workplace. Includes arsenic sewage, waste gas and can be discharged through dealing with.
Want the fixed physical examination to the workers engaged in arsenic homework, kidney of breathing problem, liver, blood disease and skin disease person should leave the homework post of arsenic under order.
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