Hauv tsev neeg muaj ntau yam khoom ntawm nyiaj. Yeej nws cov tais diav, cov hniav nyiaj hniav kub lossis cov duab thaij duab. Cov hlau no tau siv nyob rau hauv lub neej txhua hnub rau ib lub sij hawm ntev, vim hais tias nws muaj ib tug xov tooj ntawm cov khoom tseem ceeb. Tab sis nws kuj muaj ib tug drawback: tshaj lub sij hawm, silver darkens. Qhov no tuaj yeem tshwm sim vim muaj kev sib cuag nrog tsev neeg roj, qee yam khoom lossis nrog tus neeg lub cev. Vim li no, muaj coob tus neeg xav paub txog kev tu lub taub hau dab tsi rau nyiaj yuav siv tau? Tom qab tag nrho, tej yam nyiaj los yog cov hniav nyiaj hniav kub yuav zoo nkauj tsuas yog thaum koj tu rau lawv.
Dab tsi yog qhov txhais tau tias yuav tu xyuas nyiaj?
Koj tuaj yeem yuav qhov tshwj xeeb muaj pes tsawg leeg hauv khw muag khoom, tab sis nws kim heev. Yog li ntawd, neeg feem coob tau siv cov neeg txoj kev tu vaj tu tsev.
- Cov feem ntau thiab pheej yig yog dej qab zib. Ua ib qho gruel, tov nrog dej, thiab rub cov khoom muag. Tsis txhob siv tawv txhuam kom tu, vim nyiaj yog cov hlau. Koj tuaj yeem tsau cov khoom hauv ib qho tov soda rau 15 feeb, thiab tom qab ntawd so nrog daim ntaub. Qee lub sij hawm, tsis txhob siv dej qab zib, siv ntsev - dissolve ib tug teaspoon nyob rau hauv ib khob dej thiab tsau cov nyiaj rau ob peb teev.
- Ib qho ntxiv rau kev ntxuav nyiaj yog ammonia. Dilute 2-3 dia hauv ib lim dej los sis siv tshuaj 10% kua. Muab nyiaj muaj rau 10-15 feeb. Tom qab ntawd, koj tsuas yuav tau so lawv nrog ib daim ntaub mos muag. Tab sis qhov cuab yeej no yog tsim rau tsuas yog nyiaj tsis tsawg dua 625.
- Rau cov khoom siv los ntawm cov hlau ntawm ib qho qauv qis, cov tshuaj ntxuav zoo yog qhov zoo. Qhov zoo tshaj plaws huv rau cov nyiaj yog 10% ntawm cov citric acid los sis kua txiv qaub. Muab cov khoom tso rau hauv nws thiab tuav nws me ntsis, qee zaus xa nws. Tsis txhob hnov qab so nrog ib daim ntaub tom qab. Koj tuaj yeem siv kev daws cov kua qaub rau kev ntxuav, rhaub kom sov thiab muab cov khoom muag rho tawm.
- Zoo heev zoo tshooj silver khoom ntawm Coke. Koj yuav tsum tau rhaub lawv hauv qhov dej no rau ob peb feeb thiab tsaus
naam yuav ploj mus. - Kev kho nyiaj ntau tshaj plaws rau kev ntxuav nyiaj yog ntxuav cov hmoov txhuam hniav los yog muab tshuaj txhuam nrog txhuam hniav. Tab sis nws tsis pom zoo kom siv hom no rau cov khoom kim heev, vim cov khoom siv tawv ua puas tsuaj tuaj yeem ua puas hlau, tshwj xeeb tshaj yog cov nyiaj kub .
Yuav kom tsis txhob tuaj yeem tiv thaiv kom tsis muaj kev sib xws - tsis tu ncua saib koj cov hniav nyiaj hniav kub. Ua tib zoo khaws lawv thiab sim tsis txhob hu rau cov khoom siv kom zoo nkauj thiab tshuaj siv hauv tsev.