Thaum yuav thiab siv cov khob yas pov tseg, cov neeg siv khoom yuav tsum tau them sai sai rau cov khoom siv, daim ntawv lo, kev nyab xeeb, thiab cov lus qhia siv. Hauv qab no yog cov lus qhia tshwj xeeb rau kev yuav khoom thiab siv.
Lub tswv yim yuav khoom
Thaum xaiv cov khob yas, ua raws li txoj cai "saib, tsis hnov tsw, thiab nyem": cov khob uas tsim nyog yuav tsum tsis muaj cov pob dub los yog impurities, thiab cov ntawv yuav tsum qhia meej cov ntaub ntawv xws li cov khoom npe, cov khoom siv, cov qauv tsim, hnub tsim khoom, npe, thiab chaw nyob; lawv yuav tsum tsis muaj ntxhiab tsw phem; thiab lawv yuav tsum tsis txhob deform yooj yim thaum nyem. Cov neeg tau txais kev pab tau qhia kom yuav cov khoom tsim los ntawm cov tuam txhab muaj npe nrov los ntawm cov kev raug cai. Ua tib zoo saib xyuas cov ntaub ntawv thiab tsis txhob yuav PC (polycarbonate) khob rau cov menyuam mos thiab menyuam yaus; kuj, xyuas seb lub hau gaskets thiab straws yog ua los ntawm silicone, zam cov khoom siv PVC. Hais txog lub khob uas sau tias "degradable," yuav tsum paub tias qee cov tuam txhab lag luam ntxiv cov khoom tsis yog -degradable PP (polypropylene) yas rau cov hmoov txhuv nplej siab-raws li lossis lwm yam khoom siv degradable los txiav nqi, txhais tau tias cov khoom tsis tuaj yeem degrade tag nrho. Xa mus rau tus lej lej nyob hauv qab ntawm lub khob: piv txwv li, Tsis yog . 5 (PP) muaj cov cua sov zoo, qhov tsis muaj . 1 (PET) yog cua sov- tiv taus txog li 65℃thiab haum rau cov dej txias xwb.
Cov lus qhia siv
Ntxuav thiab tua kab mob tshiab lub khob yas ua ntej siv. Cov khob yas yog qhov ua rau cov kab mob loj hlob tuaj; ntxuav lawv txhua hnub thaum siv, tshwj xeeb tshaj yog tom qab tuav dej haus xws li kua txiv hmab txiv ntoo, mis nyuj, los yog kas fes, xyuas kom lawv ntxuav kom huv si thiab sai. Tsis txhob siv cov txhuam hniav tawv kom ntxuav, vim khawb tuaj yeem muaj kab mob. Nco ntsoov nyeem thiab ua raws li qhov ntsuas kub thiab cov lus qhia siv ntawm daim ntawv lo. Tsis txhob rov qab siv lub khob yas pov tseg rau lub sijhawm ntev, vim lawv yuav tsis ua raws li cov qauv zoo uas yuav tsum tau siv rau lub sijhawm ntev - siv thiab ua rau muaj kev pheej hmoo ntawm kev tsiv teb tsaws tshuaj. Tshawb xyuas lub foob ua ntej siv los tiv thaiv kom tsis txhob muaj dej thiab muaj peev xwm scalding. Hloov lub khob tam sim ntawd yog tias nws pom qhov khawb loj, stains, tev qauv, xau, lossis yog tias cov khoom ntog dhau. Cov neeg siv khoom yuav tsum nyob twj ywm paub txog kev nyab xeeb; Piv txwv li, qee cov khoom lag luam yav dhau los tau pom tias muaj ntau ntau ntawm cov carcinogen 3-chloro-1,2-propanediol.