Txhua tus tswv tsev paub tias nws yog qhov nyuaj heev los tswj cov daus-tshuab ntxuav dawb - vim tias cov yas dawb yog muaj kev yellowing.
Txawm li cas los xij, tsis txhob txhua tus paub tias yas yog yooj yim thiab tsuas tuaj yeem rov qab mus rau tus thawj saib - koj tsuas yog xav paub txog li cas thiab yuav ua li cas so lub tshuab ntxhua khaub ncaws.
Niaj hnub no kuv yuav qhia koj txog kuv cov kev paub uas kuv ua rau ob peb feeb los muab yas muab dawb kom muab dawb.
Kuv tsis siv ib qho khoom siv ntxuav tshuaj, tshuaj dawb, qhov tseeb txhua yam tig los ua kom yooj yim dua li kuv xav.Tom qab tag nrho, ua ntej, Kuv kuj tau txhuam nrog daim txhuam cev nrog kuv tus kheej, "pob zeb", txhua txoj kev ntawm hom "Sillit", tab sis tsis muaj qhov tshwj xeeb cuam tshuam.
Tab sis tom qab ntawd kuv pog qhia kuv - nws hais tias, Tsis txhob txhuam dab tsi, yog li koj tsuas yog khawb saum npoo.
Thiab nws tau muab ib lub jar ntawm hydrogen peroxide - nws yog nws leej twg rov qab whiteness.
Tsuas yog tsis txhob nqa cov yas kom ua qias neeg thiab daj - lub peroxide yuav yeej pab tau, tab sis nws yuav nyuaj rau txhuam.
Peb thov peroxide rau koj cov ntaub ntawv paj rwb - thiab ua tib zoo, tab sis peb pheej so ntawm cov npoo ntawm lub tshuab ntxhua khaub ncaws kom txog thaum nws ua daus-dawb.
Yog tias koj ua txhua yam zoo - Hauv ob peb feeb, koj lub tshuab ntxhua khaub ncaws yuav rov qab tshiab.
Kuv tam sim no feem ntau tom qab txhua lub tshuab ntxhua khaub ncaws wipes peroxide - tom qab tag nrho nws tsis yog tsuas yog rov qab whiteness yas, tab sis kuj ua kom huv si , tshem tawm cov kab mob, thiab qhov no tseem yog qhov tseem ceeb.
Kuj sab hauv koj tuaj yeem so lub voos peroxide lub nruas nws tus kheej, uas peb nteg khoom rau kev ntxuav - yog li koj maj mam tshem qhov tsis hnov tsw tsw (yog tias muaj).
Zoo, kov cov ncauj lus tsis hnov tsw "Yog tias nws tau tshwm sim hauv lub tshuab ntxhua khaub ncaws, thiab muaj zog txaus - ib qho kev rub tawm tsis ua.
Thaum ntxuav, sau 2 peroxide fwj rau hauv lub tshuab cua txias rau cov ntaub pua chaw, thiab hla lub tshuab khoom ntiag tug (tsis muaj khoom).
Tus ntxhiab tsw tam sim ntawd ploj.