Cov hniav ntxuav hniav dawb ntawm tus kws kho hniav yog kim. Ntau yam kev npaj muaj nyob rau hauv khw muag tshuaj lossis khw muag tshuaj kuj tsis pheej yig. Yuav ua li cas ua ntej sim kom tshem tawm qhov tsis pom kev luag nyav grey ntawm tus nqi qis tshaj? Muaj txoj hauv kev hauv tsev los ua kom koj luag nyav nres ua ib qho nyuaj thiab ua lub tsheb.
Cov neeg uas muaj cov hniav daj thiab grey muab faib ua peb pawg. Thawj yog cov neeg uas "yug" nrog cov xim ntawm cov pob txha hniav. Hauv cov xwm txheej zoo li no, tib txoj kev daws teeb meem yog kev pab los ntawm kws kho hniav thiab ua raws li nws cov lus pom zoo. Cov pab pawg thib ob yog ib qho uas tsis quav ntsej txog qhov pom ntawm cov hniav, tsis quav ntsej txog kev tu cev, tsis mus rau kws kho hniav. Cov hniav ntawm cov neeg zoo li no vim muaj ntau dhau cov kab mob sib sau nyob qhov twg lub qhov ncauj lawv hloov xim thiab lwj. Pab pawg thib peb ntawm cov teeb meem cov hniav daj kis tau nws los ntawm kev haus dej haus tsaus, kas fes, tshuaj yej, cranberry thiab currant kua txiv, liab cawu cub thiab noj tej yam zaub mov uas muaj lws suav sauce, soy sauce los yog balsamic vinegar. Yog li ntawd, ntau cov khoom noj stains cov hniav, tab sis kuj muaj cov uas tuaj yeem tshem tawm cov staining deposits ntawm lawv.
Nov yog cov tshuaj hauv tsev rau kev luag zoo nkauj:
- Liab strawberries whiten hniav.Cov txiv hmab txiv ntoo no muaj cov txiv neej acid, pom txawm nyob hauv qee cov tshuaj txhuam hniav. Tam sim no hais tias strawberries nyob rau hauv lub caij, coj kom zoo dua lub sij hawm no thiab noj lawv nyob rau hauv ntau qhov ntau, thiab ntxuav koj cov hniav kom huv si, txiav cov txiv pos nphuab rau hauv daim thiab txhuam lawv thoob plaws koj cov hniav yam tsis tau tshem cov khib nyiab rau ib feeb. Strawberries kuj ntxuav lub qhov ncauj ntawm cov kab mob.
- Txiv apples, carrots thiab celery yuav pab ntxuav koj cov hniav.Nws yog txiv hmab txiv ntoo thiab zaub uas ib txwm tshem tawm cov quav hniav ntawm cov hniav los ntawm kev tsim cov qaub ncaug ntau, thiab nws yog qaub ncaug uas yog cov khoom siv zoo tshaj plaws hauv kev ntxuav hniav. Tsis tas li ntawd, txiv apples, carrots thiab celery muaj ntau cov vitamin C, uas tiv thaiv cov kab mob ua pa phem thiab tiv thaiv cov pos hniav.
- Kev ua ntawm citrus.Lub zog ntawm citrus yog indescribable. Txiv qaub, txiv kab ntxwv thiab pineapples ua rau kom cov qaub ncaug ntxuav hniav. Lemons muaj cov nyhuv whitening. Npaj koj tus kheej cov kua uas muaj dej thiab txiv qaub (ib khob ib nrab thiab ib nrab). Yaug koj lub qhov ncauj 1-2 zaug hauv ib lub lis piam. Nco ntsoov tsis txhob tshaj qhov koob tshuaj no lossis siv cov kua txiv qaub uas tsis muaj kuab lom, vim tias cov kua qaub ntau dhau tuaj yeem ua rau cov enamel.
- Nws ua kom nws cov hniav dawb.Lactic acid muaj nyob rau hauv cov mis nyuj, yogurt thiab cheese kho cov pos hniav thiab ntxiv dag zog rau cov hniav. Cov mis nyuj hauv kas fes soothes cov deposits ntawm cov hniav. Tsev cheese, ntawm qhov tod tes, ntxiv dag zog thiab tiv thaiv cov enamel thiab whitens cov hniav zoo heev. Noj tsev cheese tsawg kawg ib zaug ib hnub twg yuav muaj txiaj ntsig zoo rau ntawm koj cov hniav los ntawm kev ua kom zoo dua qub.
- Siv cov dej qab zib.Cov kws tshaj lij pom zoo pom zoo tias baking soda yog txoj hauv kev muaj zog tshaj plaws thiab zoo tshaj plaws los daws cov hniav tawg. Nws ua haujlwm los ntawm neutralizing acids thiab tshem tawm tartar. Xaiv cov tshuaj txhuam hniav uas muaj baking soda.
- Haus dhau ib qho quav.Kev haus dej haus los ntawm cov quav cab ua rau txo qis kev pheej hmoo ntawm kev hloov xim. Ua li no, koj tiv thaiv koj cov hniav los ntawm kev sib cuag ncaj qha nrog cov xim xim. Nws tsim nyog nco ntsoov.
- Npuag softener raws li hydrogen peroxide.Hydrogen peroxide yog ib txoj hauv kev zoo heev los ntxuav lub qhov ncauj thiab tshem tawm cov kab mob uas ua rau ua pa tsis zoo. Ob peb zaug hauv ib hlis, ncav cuag kev daws ntawm hydrogen peroxide, piv txwv li dilute 1 tablespoon ntawm dej zoo tib yam nrog 1 tablespoon ntawm hydrogen peroxide. Yaug koj lub qhov ncauj nrog cov kua dej no thiab koj yuav pom cov hniav dawb sai sai.