Nrog lub suab nrov thoob ntiaj teb kev tiv thaiv ib puag ncig, tib neeg kev paub txog kev tiv thaiv ib puag ncig yog maj mam ntxiv dag zog.Nyob rau hauv lub neej niaj hnub, tib neeg yuav hloov cov khoom yas nrog cov khoom siv ntawv: cov raj ntawv siv cov raj yas, cov hnab ntawv siv cov hnab yas, cov ntawv khob siv lub khob yas.Hnub no, kuv yuav tham nrog koj txog qhov zoo thiab qhov tsis zoo ntawm cov khob ntawv pov tseg hauv kev siv.
Ua ntej tshaj plaws, kev siv cov khob ntawv pov tseg es tsis txhob siv lub khob yas pov tseg yog qhov zoo rau kev tiv thaiv ib puag ncig, vim tias cov khob ntawv tuaj yeem tsis tsuas yog decomposed nyob rau hauv qhov xwm txheej, tab sis kuj tseem tuaj yeem ua tiav thiab rov siv dua tom qab rov ua dua, txuag cov peev txheej.Tsis tas li ntawd, lub khob ntawv yog lub teeb hauv qhov hnyav, yooj yim thiab siv tau yooj yim, thiab cov nyhuv rwb thaiv tsev kub zoo dua li lub khob yas thaum tuav dej kub.Qhov thib ob, tus nqi tsim khoom ntawm cov ntawv khob yog qhov tsawg, tus nqi yuav qis, thiab nws yog qhov tsim nyog rau cov neeg siv khoom ntawm txhua qib kev noj haus thiab tsis txwv los ntawm qhov chaw.
Yog li, dab tsi yog qhov tsis zoo ntawm kev siv cov khob ntawv pov tseg?Qhov tseeb, tsuas yog qhov tsis zoo ntawm kev siv khob ntawv los ntawm kev nyab xeeb thiab kev nyiam huv ntawm daim ntawv khob ntau lawm.Piv txwv li, cov ntawv khob uas tsim tawm tsis nruj txaus, uas yuav ua rau kub hnyiab rau cov neeg siv.Qhov thib ob, muaj cov tshuaj fluorescent residues nyob rau hauv cov ntawv khob uas ua tau raws li cov qauv, uas muaj kev phom sij rau tib neeg kev noj qab haus huv.Cov tshuaj fluorescent tsis yooj yim rau decomposed thiab tshem tawm.Yog tias lawv khaws cia hauv lub cev, lawv yuav cuam tshuam rau kev loj hlob thiab kev loj hlob ntawm cov hlwb.Kev raug mob ntau dhau thiab txuam nrog cov tshuaj toxicity yuav ua rau muaj kev pheej hmoo carcinogenic.Thaum kawg, tus cwj mem ntawm lub khob ntawv lub cev uas tsis ua raws li tus qauv yog yooj yim rau decolorize, thiab nws yuav nkag mus rau tib neeg lub cev thaum haus dej.
Tam sim no, muaj ntau hom ntawv khob ntawm kev ua lag luam, nrog rau qhov sib txawv ntawm qhov hnyav, qauv thiab qhov tshwm sim.Thaum yuav cov khoom lag luam nrog cov nqi siab, peb yuav tsum them sai sai rau cov yam ntxwv xws li seb cov khoom lag luam logo puas tiav, seb cov luam ntawv puas tsim nyog, thiab seb lub khob lub cev yog qhov tawv.
Post lub sij hawm: May-14-2022