Cov ntaub so menyuam mos tsis ntxiv cov khoom xyaw

cawv
Lub luag haujlwm ntawm cov dej cawv hauv cov ntaub so ntub dej feem ntau yog ua kom tsis muaj menyuam, tab sis cawv yog volatile, thiab nws yog ib qho yooj yim kom poob dej ntawm daim tawv nqaij tom qab so, zoo li nruj thiab qhuav, ua rau tawv nqaij tsis xis nyob, yog li nws tsis haum rau cov me nyuam mos.
essence
Ob qho tshuaj tsw qab thiab cawv raug suav tias yog cov khoom xyaw ua rau khaus, yog li cov ntxhiab tsw ntxhiab yuav tsum tau xaiv raws li cov neeg siv khoom nyiam, tab sis cov khoom xyaw tshuaj tsw qab ntxiv ua rau muaj kev pheej hmoo ntawm daim tawv nqaij, yog li rau cov khoom me me, nws yog qhov zoo dua los xyuas kom meej ntuj purity. Yog li ntawd, ntau lub npe ntawm cov ntaub ntub dej tau pom meej meej "tsis muaj cawv thiab tshuaj tsw qab ntxiv".
khaws cia
Lub hom phiaj ntawm preservatives yog los tiv thaiv cov khoom los ntawm microbial contamination thiab ncua lub txee lub neej thiab kev pab lub neej ntawm cov khoom, txawm li cas los xij, kev siv cov tshuaj tua kab mob tsis raug tuaj yeem ua rau muaj kev tsis haum dermatitis. Nrog rau cov tshuaj tsw qab, cov tshuaj tua kab mob yog qhov thib ob feem ntau ua rau tawv nqaij khaus thiab khaus tawv nqaij.
Tus neeg sawv cev fluorescent
Cov tshuaj fluorescent kuj yuav tsum tsis muaj nyob hauv cov ntaub so ntub dej. Yog tias cov ntaub so muaj cov tshuaj fluorescent, lawv yuav tsum tau muab ntxiv thaum lub sijhawm ua cov ntaub ntawv tsis-woven, uas tseem yog cov khoom siv uas tsis zoo rau tus menyuam daim tawv nqaij.
Cov dej uas tsis tau sterilized txaus
Lub ntsiab tseem ceeb ntawm cov ntaub so me nyuam yog dej, cov dej no yuav tsum tau kho cov dej ntshiab, txwv tsis pub cov kab mob hauv cov dej yuav sib npaug ntawm cov ntaub so, uas tsis zoo rau tus menyuam daim tawv nqaij thiab kev noj qab haus huv.
Kev tswj xyuas zoo ntawm cov khoom lag luam loj hauv cov dej ntshiab yog tseem lav. Qhov tsis zoo tshaj plaws ntawm cov ntaub ntub dej los ntawm cov tuam txhab me me yog nyob ntawm no.