Cov khaub ncaws zoo, tus pleev yog qhov tseem ceeb thiab kev ua kom zoo nkauj qhov muag, qhov muag, daim di ncauj ... Nws yog txhua yam, tsuas yog luag ...
Peb txhua tus, cov poj niam, kev npau suav ntawm kev luag nyav, thiab, raws li tus txheej txheem tam sim no - cov hniav yog dawb li daus, zoo dua. Hmoov tsis, nquag mus rau tus kws kho hniav - pheej yig "txaus siab", thiab txawm tias tom qab cov tshuaj nplaum siab zoo ua rau poob qhov kev hlub dawb huv. Tab sis koj xav kom lub ntsej muag whiteness ntawm koj luag.
Cov dej qab zib, tshuaj yej thiab kas fes, tshuaj thiab nicotine - lawv tag nrho tawm cov nqaij ntawm peb cov hniav, thiab txawm tias tu cov hniav, tsis lav peb cov hniav dawb. Raws li cov hniav tsis zoo tag nrho, ib feem ntawm cov khoom noj tau rau hauv cov kab me me thiab cov kis ntawm cov hniav, li no tawm ntawm cov hniav thiab ua rau peb luag nyav. Dav qhia txog cov tshuaj txhuam hniav rau cov hniav ntxuav hniav dawb pab kom tiv nrog me me xwb. Cov laus dua qhov qub, qhov nyuaj nws yog kom tshem nws. Tsis tas li ntawd, kev ua haujlwm ntawm pheej yig pastes tsis txaus kom peb luag dawb. Hmoov tsis txawm tias tus nqi muab tshuaj yuav tsis muaj qhov txiaj ntsig yam xav tau. Peb yuav ua li cas thiaj ua rau peb lub ntsej muag luag ntxhi rau hauv tsev tsis tas yuav mus cuag kws kho hniav? Ua li no, koj tuaj yeem siv cov cuab yeej uas yooj yim mus nrhiav hauv tsev lossis hauv lub tsev muag tshuaj.
Kuv xav tias kuv yuav tsis tau yuam kev yog tias kuv hais tias txhua tus niam tsev muaj kev kho universal nyob rau hauv chav ua noj - ci dej qab zib. Tshaj li, raws li cov kws kho hniav feem ntau, ci dej qab zib tsis muaj teeb meem rau kev noj qab haus huv, (tshwj tsis yog tias nws tsis yog) thiab ua tau zoo thiab ceev nrooj. Ntxiv mus, nws yog ib qho yooj yim siv - tsuas yog txhuam koj cov hniav nrog baking soda. Ua li ntawd, yog tias koj tsis nyiam lub qab ntsev - koj tuaj yeem hloov dej qab zib nrog cov tshuaj txhuam hniav.
Lwm qhov nqis pheej yig thiab pheej yig cuab tam uas yuav luag txhua tus muaj yog hydrogen peroxide. Tab sis koj yuav tsum ceeb toom kom tsis txhob siv cov tshuaj peroxide ntau. Nws tseem ua tau qhov zoo li tsis kaj siab los yog hlawv hauv cov pos hniav. Txawm hais tias hydrogen peroxide thiab tau txais mus rau hauv lub qhov ncauj - tsis muaj dab tsi txaus ntshai yuav tshwm sim, tshwj tsis yog tias koj nqos nws thaum yaug. Tab sis qhov tshwm sim - koj txoj kev luag nyav, yuav pom hauv ob peb lub lis piam. Ua li no, cov hniav ntxuav hniav yuav tsum tshwm sim li niaj zaus, thiab tom qab ntawd yaug dej kom zoo rau ob peb feeb. Lwm cov kev siv tshuaj peroxide yog ua kom yaig ib lub paj rwb hauv cov tshuaj hydrogen peroxide, ces tuav ob peb zaug ntawm cov hniav vertically thiab horizontally.
Yog hais tias koj nyob ntawm dacha feem ntau, ces ntawm no koj tuaj yeem pom cov kev kho ntuj kom koj luag ntxhi. Ib ntawm lawv yog ntoo tshauv. Tau, feeb txaus, nws yuav pab kom koj cov hniav, vim hais tias nws muaj potassium hydroxide - ib qho chaw ua rau peb luag ntxhi. Hauv no peb tau pab los ntawm cov kua qaub ntawm potassium hydroxide, uas tshem tawm cov quav hniav hauv cov chaw uas muaj chaw ncav cuag, tawm hauv lawv thiab dawb-dawb. Siv qhov cuab yeej no, tab sis ceev faj. Yog tias qhov kev kho no siv ntau zaus, tus hniav txha hniav puas tuaj yeem ua puas ntsoog, yog li nws zoo dua kom muab ntoo tshauv nrog tshuaj txhuam hniav rau siv.
Ntxiv nrog rau ntoo tshauv nyob rau hauv lub caij ntuj sov nyob rau hauv lub tsev lub tsev, koj muaj peev xwm thiab yuav tsum tau siv ntuj txhais tau tias kom peb luag nyav ib qho ntuj tsim - strawberries thiab strawberries. Lawv zoo haum rau koj cov hniav dawb, vim hais tias lawv muaj ntuj tshuaj rau tshuaj dawb. Tab sis txij li thaum berries kuj muaj lwm yam - glucose thiab acids, thiaj li tshem tawm cov tshuav berries nrog ib tug txhuam hniav thiab ces txhuam koj cov hniav nrog toothpaste nrog fluoride cov ntsiab lus.
Nco ntsoov, cov ntaub ntawv ntawm txoj kev yuav pab tau koj cov kev pleev xim dawb-dawb rau ntev. Tsis txhob poob siab yog tias zoo li koj tias koj cov hniav tsis txaus. Tag nrho cov no yog vim muaj qhov tseeb tias lub ntuj tawg tis muaj nyob hauv neeg feem coob. Txhua txoj kev tuaj yeem rau cov hniav ntxuav hniav dawb yuav tsum tau siv ntau zaus thiab nrog ceev faj.