Cov hniav nyiaj hniav kub tsaus dhau sijhawm, ib cov quav hniav tshwm rau lawv, tshwj xeeb ntawm cov hniav nyiaj hniav kub openwork. Qhov no feem ntau tshwm sim nrog nyiaj saw kub, kub yog qhov tsawg dua rau kev ceev faj. Tab sis yog tias koj tu lawv, lawv yuav ci zoo li tshiab.
Tsim nyog
- - ntxuav xab npum;
- - dej qab zib;
- - ntsev;
- - hydrogen peroxide;
- - ammonia;
- - Tshuaj txhuam hniav los yog tshuaj yaug qhov ncauj;
- - kua rau kev cai hniav nyiaj hniav kub.
Cov Lus Qhia
Kauj ruam 1
Ntxiv ib tablespoon ntawm ntxuav tais diav kua, ntsev me ntsis thiab dej qab zib (0.5 tsp txhua) rau 200 ml dej huv. Tso qhov kev daws rau ntawm cov cua sov tsawg. Thaum cov dej pib npau, muab cov saw txuas rau hauv kev daws thiab cia zaum rau 30 feeb. Tom qab ntawd yaug cov hniav nyiaj hniav kub hauv dej txias thiab qhuav nrog daim ntaub mos muag. Yog tias ya raws ntawm cov khoom, nws yuav tsaus dua.
Kauj ruam 2
Ncuav 50 ml dej rau hauv lub khob thiab ntxiv ib tablespoon ntawm hydrogen peroxide thiab ampoule ntawm ammonia. Muab cov saw hlau tso rau hauv qhov kev daws thiab cia nws zaum ib hmo. Yaug thaum sawv ntxov thiab koj tuaj yeem pib hnav. Feem ntau, qhov kev daws teeb meem no tshem tawm cov quav hniav tawm zoo, tab sis yog tias tsis muaj kev cuam tshuam, rov ua qhov koj tau ua dua, tsuas yog lub sijhawm no nce lub sijhawm mus rau 24 teev.
Kauj ruam 3
Cov tshuaj txhuam hniav ua kom whitens hniav nyiaj hniav kub zoo. Nws tseem tuaj yeem hloov nrog lub qhov ncauj qhov ntswg. Tso cov saw hlau rau hauv cov kua rau 6-12 teev. Yaug kom huv si hauv qab dej ntws tom qab lub sijhawm dhau los.
Kauj ruam 4
Yuav cov kua uas siv los ntxuav koj cov hniav nyiaj hniav kub hauv tsev. Siv raws li qhia. Feem ntau koj yuav tsum nchuav qee qhov kev daws teeb meem rau hauv lub khob beaker, raus cov khoom rau 5-10 feeb thiab yaug nrog dej huv. Tom qab ua tiav, cov saw yuav ci ntsa iab zoo li tshiab. Cov kua yuav siv tau los ntxuav cov nyiaj hniav nyiaj kub raws li kub lossis platinum hniav nyiaj hniav kub.
Kauj ruam 5
Muab cov khoom rau hauv tes ntawm tus kws tshaj lij yog tias koj tsis tuaj yeem tshem tawm cov plaque los ntawm cov saw hlau hauv tsev lossis yog tias nws tsis tau ploj mus rau qhov chaw nyuaj (mus txog qhov sib txuas). Tus kws kho cov hniav nyiaj hniav kub yuav ntxaws cov khoom siv cov kev daws teeb meem tshwj xeeb, thiab, yog tias tsim nyog, nqa tawm kev tu tshuab.
