Tus cwj mem ntawm cov cim mus tas li tsis tas yuav nyob ntawm cov khaub ncaws mus ib txhis, tab sis nws yog qhov nyuaj rau kev tshem tawm los ntawm cov qauv kev ntxhua khaub ncaws. Qhov no feem ntau yog vim hais tias tus cwj mem ntawm cov cim tas mus li muaj cov roj lossis cov khoom siv uas tsis yooj yim soluble hauv dej, thiab cov khoom no tsim cov khoom siv ruaj khov rau ntawm cov khaub ncaws fibers.
Tshwj xeeb, cov cwj mem roj-raws li tus cwj mem yog tsim los ntawm cov pigments, binders thiab cov kuab tshuaj, cov binders thiab cov kuab tshuaj feem ntau yog cov khoom oily, uas ua rau tus number case tsim cov yeeb yaj kiab uas muaj zog heev ntawm cov khaub ncaws, uas nyuaj rau decomposed los ntawm detergents thiab. dej. Cov cim tas mus li siv tus cwj mem ruaj khov dua, feem ntau muaj cov resins tshwj xeeb lossis cov xim dyes, uas ua rau cov khoom siv ruaj khov rau ntawm cov khaub ncaws fibers thiab tsis yooj yim rau ploj lossis poob txawm tias tom qab ntxuav ntau zaus.
Txawm li cas los xij, txawm hais tias tus cwj mem ntawm cov cim mus tas li nyuaj rau tshem tawm, nws tsis tau txhais hais tias nws tsis tuaj yeem raug tshem tawm. Hauv kev ua haujlwm tiag tiag, koj tuaj yeem sim siv cov kuab tshuaj organic xws li cawv thiab acetone kom yaj tus cwj mem, lossis siv qee cov tshuaj ntxuav tes uas tau tsim tshwj xeeb los tshem tawm cov kab mob oily. Tsis tas li ntawd, koj tuaj yeem nrhiav cov kev pabcuam tu thiab siv cov cuab yeej tshaj lij thiab cov tshuaj ntxuav tes kom tshem tawm cov number case.
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias thaum sim tshem tawm cov cim tas mus li, koj yuav tsum xub sim ib qho me me, tsis pom qhov chaw kom ntseeg tau tias txoj kev tu koj xaiv yuav tsis ua rau cov tsoos tsho. Tsis tas li ntawd, ntau txoj kev ntxuav yuav xav tau rau ntau hom khaub ncaws thiab stains.
