Cov khob yas pov tseg PP yuav tsum tau muab ntxuav thiab tua kab mob ua ntej siv. Raws li lub khob yas yog qhov ua rau cov kab mob loj hlob, nws raug pom zoo tias lawv yuav tsum tau ntxuav txhua hnub thaum siv; tshwj xeeb, lawv yuav tsum tau ntxuav kom sai thiab huv si tom qab tuav cov dej haus xws li kua txiv hmab txiv ntoo, mis nyuj, lossis kas fes. Tsis txhob siv txhuam txhuam kom huv, vim qhov no tuaj yeem ua rau khawb uas tuaj yeem muaj kab mob. Ua ntej siv, nco ntsoov nyeem thiab nruj me ntsis ua raws li qhov ntsuas kub thiab kev siv cov lus qhia qhia ntawm daim ntawv lo. Cov khob yas pov tseg yuav tsum tsis txhob rov qab siv dua nyob rau lub sijhawm ntev, vim tias lawv yuav tsis ua raws li cov qauv zoo uas yuav tsum tau siv ntev - siv sijhawm ntev thiab muaj kev pheej hmoo ntawm kev tsiv teb tsaws tshuaj.
Ua ntej siv, xyuas lub khob lub foob kom tiv thaiv kom tsis txhob muaj paug uas tuaj yeem ua rau kub hnyiab. Lub khob yuav tsum tau hloov tam sim ntawd yog tias nws pom muaj khawb ntau dhau, stains, tev qauv, xau, lossis yog tias cov khoom ntog dhau. Cov neeg siv khoom yuav tsum tau ceev faj txog cov khoom lag luam kev nyab xeeb; Piv txwv li, cov xwm txheej tau tshaj tawm qhov twg cov khoom tau pom tias muaj qib carcinogen 3-chloro-1,2-propanediol tshaj qhov txwv kev nyab xeeb.
