Tus neeg saib xyuas tu yog cov khoom siv ua kua siv los ntxuav khaub ncaws lossis ntxuav tais diav lossis rooj tog kom huv. Nws yog ib qho tseem ceeb ntawm cov khoom siv tu tsev so. Txhawm rau siv cov tshuaj ntxuav tes kom zoo, nws tuaj yeem siv tag nrho nws cov txiaj ntsig thiab txo cov khoom pov tseg. Txhawm rau txhim kho kev nyab xeeb ntawm kev ntxuav thiab tu ua haujlwm, dab tsi yog qhov kev txawj ntse uas peb yuav tsum tau saib xyuas thaum siv cov tshuaj ntxuav tes?
(1) Cov tshuaj ntxuav dav dav yog tag nrho cov kua dej ntshiab. Lawv yuav tsum tau diluted nruj me ntsis raws li cov lus qhia ua ntej siv. Qhov kev faib ua feem ntawm cov dej faib yog nruab nrab. Lub siab concentration tsis tsuas yog khib nyiab tus neeg saib xyuas, tab sis kuj muaj qee yam kev puas tsuaj rau cov khoom yuav tsum tau ntxuav; Yog hais tias qhov concentration yog lub teeb dhau lawm, cov nyhuv tu yuav tsis ua tiav, thiab cov kev cai huv ntawm lub hnub qub nyob hauv tsev so tsis tuaj yeem ua tau, uas cuam tshuam rau kev pabcuam zoo ntawm lub tsev so.
(B) tsis tuaj yeem siv cov tshuaj ntxuav tes. Cov hmoov ntxhua khaub ncaws muaj kev sib txhuam ntawm qhov chaw ntawm cov khoom yuav tsum tau ntxuav, tshwj xeeb tshaj yog cov khoom siv huv huv, uas yuav ua rau cov txheej txheem ntawm cov khoom puas. Nyob rau tib lub sijhawm, cov hmoov ntxhua khaub ncaws zoo li nag lossis daus thaum lub sijhawm tawg, thiab nws feem ntau nyuaj rau kev ua tiav cov txiaj ntsig zoo tshaj plaws.
(3) Cov hmoov detergents tsis tuaj yeem siv. Cov hmoov ntxhua khaub ncaws muaj kev sib txhuam ntawm qhov chaw ntawm cov khoom yuav tsum tau ntxuav, tshwj xeeb tshaj yog cov khoom siv huv huv, uas yuav ua rau cov txheej txheem ntawm cov khoom puas. Nyob rau tib lub sijhawm, cov hmoov ntxhua khaub ncaws zoo li nag lossis daus thaum lub sijhawm tawg, thiab nws feem ntau nyuaj rau kev ua tiav cov txiaj ntsig zoo tshaj plaws.
