N'afọ 1889 na United States, mgbe ọgwụ na-egbu ahụ tupu ịwa ahụ nwere mercuric chloride na carbolic acid (phenol), onye nọọsụ aha ya bụ Carolyn, nwere ọrịa dermatitis n'ihi iji ogologo oge mee ihe.
O mere na dọkịta ahụ ya na ya na-emekọ ihe na-achọ ya ma nye ya Goodyear Rubber iwu ka o wuo uwe mkpuchi latex dị mkpa iji chebe aka onye hụrụ ya n'anya, na-emepụtakwa uwe mkpuchi latex nke a na-ekpofu, ma taa, ihe karịrị 100 afọ ka e mesịrị, a na-eji uwe mkpuchi latex eme ihe. ndị ọrụ nlekọta ahụike n'ụwa niile.Ekwesịrị m ikwu na nke a bụ nnukwu ihe mepụtara.
Ịmepụta uwe aka latex na-achọ iji ọnụ ọgụgụ dị ukwuu nke seramiiki aka, na obere ihe ọ bụla fọdụrụ n'elu ihe ndị ahụ nwere ike ime ka oghere dị na uwe aka ma mepụta ngwaahịa ndị na-adịghị mma, ya mere a ghaghị ihicha ihe ndị ahụ nke ọma.A ga-eji mmiri ncha, ịcha ọcha, brushes na mmiri ọkụ na-ehicha ya tupu arụchaa ọrụ nkwadebe.
1. Were oge na-aga site na tank acid, tank alkali, na nhicha mmiri mmiri
A na-eji kpochapụ ihe fọdụrụ nke oge ikpeazụ iji mee uwe mkpuchi roba, na nhicha mgbe ị na-atụgharị, nwere ike ime ka ike dị ọcha dịkwuo elu.
2. Nhicha nke ahịhịa diski na ahịhịa ahịhịa
Ọbụna mkpịsị aka mkpịsị aka enweghị ike ịchebe nhicha nke ọma.
3. ihicha mmiri ọkụ
A na-asachapụkwa akụkụ ikpeazụ nke ihe fọdụrụnụ ọnụ, mgbe ihichachara ọtụtụ oge, akpụ aka poselin adịla ọcha nke ukwuu, anaghị ahapụ adịghị ọcha ọ bụla.
4. Nkobere ntapu nkụ
Mee ka ọkpụkpụ aka ahụ jiri nwayọọ nwayọọ kpoo, nzọụkwụ a bụ usoro ihicha mgbe ị na-agbapụta mmiri.
5. Chemical mmiri bat
Enweghị ike itinye latex mmiri mmiri ozugbo na seramiiki, yabụ na ọ dị mkpa ka etinye mkpuchi kemịkalụ n'elu elu aka.
6. Mkpuchi latex
Mgbe etinyere aka aka n'ime mmiri mmiri ọkụ na-ekpo ọkụ, mkpuchi kemịkalụ na latex ga-emeghachi omume wee ghọọ gel-dị ka gel, na-ekpuchi elu elu nke aka na-emepụta ihe nkiri latex.
7. ihicha latex
Ọbụlagodi mgbe ị na-ehicha na oven, a na-atụgharị aka na-akpụ akpụ n'ahịrị mgbakọ ahụ na-aga n'ihu iji kesaa latex n'ụzọ zuru oke na iji zere mkpokọta.
8. Na-atụgharị akụkụ na ahịhịa
Tupu latex agbasie ike kpamkpam, jiri ọtụtụ brushes nwere akụkụ nwere mmasị na-ehicha uwe aka latex ntakịrị n'otu oge wee jiri nwayọọ nwayọọ tụgharịa akụkụ nke uwe aka ọ bụla.
9. Iwepu uwe aka
Mgbe nzọụkwụ hemming gasịrị, uwe aka latex dị njikere.
10. Mgbatị na onu oriri ule
Nke a bụ ule nke uwe mkpuchi latex ọ bụla ga-enwerịrị.
11. Nlele na njuputa ule
A ga-anwale ihe nlele nke gloves latex sitere na batch mmepụta maka imeju mmiri, mana ọ bụrụ na nke ọ bụla n'ime ha daa, ihe niile ga-emebi.