(1) Ntxiv rau kev xaiv hom tsim nyog raws li kev ua haujlwm, kev tiv thaiv kev ua haujlwm khau thiab khau khiab yuav tsum haum thiab ua rau tib neeg nyiam hnav, uas yog qhov tseem ceeb heev, thiab cov khau ua haujlwm tsim nyog yuav tsum tau ua tib zoo xaiv.
(2) Kev tiv thaiv cov khau ua haujlwm yuav tsum muaj cov qauv tsim tsis yog khaus khaus, tsis yog tsuas yog tiv thaiv tib neeg ko taw los ntawm kev raug mob, tab sis kuj tiv thaiv kev raug mob los ntawm cov neeg ua haujlwm raug nplua.
(3) Ntau hom kev tiv thaiv kev ua haujlwm khau nrog cov khoom sib txawv yuav tsum ua kom tau raws li cov kev qhia ntawm lawv cov kev tiv thaiv kev ua haujlwm, xws li cov ntiv taw tsis raug tsoo, ob txhais taw tsis raug punctured, rwb thaiv tsev thiab conductivity, thiab lwm yam. panacea.
(4) Ua tib zoo tshuaj xyuas lossis sim ua ntej siv cov khau ua haujlwm tiv thaiv, hauv kev ua haujlwm hauv hluav taws xob thiab kua qaub thiab alkali, kev puas tsuaj thiab tawg khau ua haujlwm yog qhov txaus ntshai.
(5) Cov khau ua haujlwm tiv thaiv yuav tsum muab khaws cia kom zoo tom qab siv, thiab cov khau ua haujlwm roj hmab yuav tsum tau muab yaug thiab qhuav nrog dej lossis tshuaj tua kab mob tom qab siv los ua kom lub neej ntev.
