Kev txhawj xeeb txog kev nyab xeeb ntawm cov thawv ntim khoom thiab tsis txaus siab txog kev ua raws li kev ntim khoom thaum yuav cov txiv hmab txiv ntoo tshiab - txiav - cov kev txhawj xeeb txog cov thawv ntim yas pov tseg tuaj yeem daws tau los ntawm kev xaiv pob tshab thiab noj qab nyob zoo. Niaj hnub no, tus qauv-raws li cov thawv ntim yas pov tseg tsis yog tsuas yog tso cai rau cov khoom noj kom pom tseeb xwb, tab sis kuj tseem tiv thaiv cov qauv kev noj qab haus huv nrog cov ntaub ntawv ua raws, ua rau lawv muaj kev nyab xeeb rau kev ntim khoom thiab yuav khoom noj tshiab.
Pob tshab thiab pom, Qhov xwm txheej ntawm cov khoom xyaw nthuav tawm tsis muaj kev zais zais.
"Visibility" yog qhov zoo tshaj plaws kom pom tseeb ntawm cov thawv ntim yas pov tseg, thiab nws yog thawj kauj ruam hauv kev muab kev thaj yeeb rau tib neeg. Hauv cov ntsiab lus ntawm kev ntim khoom noj rau kev tawm mus, qhov zoo ntawm kev pom tseeb thiab pom tau zoo dua. Thaum muas tshiab - txiav txiv hmab txiv ntoo, koj tuaj yeem pom los ntawm lub thawv pob tshab seb cov txiv hmab txiv ntoo nws tus kheej yog plump thiab tshiab, thiab koj tsis tas yuav txhawj xeeb txog "cov khoom tsis tshiab zais rau hauv ntim". Thaum ntim khoom noj, koj tuaj yeem pom cov zaub mov ntawm ib nrais muag thiab noj nrog kev thaj yeeb ntau dua.
Tsis muaj teeb meem kev noj qab haus huv, kev ua raws li cov khoom siv yog qhov tseem ceeb.
Tus yuam sij rau "kev noj qab haus huv" ntawm cov thawv yas pov tseg yog nyob hauv lawv cov ntaub ntawv. Feem ntau cov thawv ntim yas pov tseg uas ua tau raws li cov qauv hauv tebchaws yog ua los ntawm cov khoom noj - qib PET lossis PP cov khoom. Cov ntaub ntawv no tau dhau los ua kev sim nruj thiab tsis muaj cov khoom tsis zoo xws li BPA thiab plasticizers. Lawv yuav tsis tso cov ntxhiab tsw los yog cov khoom tsis zoo txawm tias thaum sib cuag nrog cov zaub mov kub lossis txias. Piv txwv li, thaum koj muab cov noodles kub tshiab rau hauv lub thawv, lub thawv yuav tsis deform lossis tso tawm cov khoom vim qhov kub thiab txias; koj tsis tas yuav txhawj xeeb txog kev nyab xeeb thaum lub tub yees yogurt lossis sashimi tuaj rau hauv kev sib cuag nrog lub thawv; thiab qee lub thawv khoom siv PP tuaj yeem tiv taus qis- kub cua sov hauv lub qhov cub microwave (thov ua tib zoo mloog rau daim ntawv lo khoom), ua rau lawv tsim nyog rau kev siv ntau dua.
Ntau tus neeg txhawj xeeb tias "cov thawv pob tshab zoo li nyias, yog li lawv tsis muaj kev nyab xeeb?" Qhov tseeb, kev nyab xeeb ntawm cov ntaub ntawv tsis muaj dab tsi ua nrog tuab. Qhov tseem ceeb yog seb lawv ua tau raws li "Plastic Materials and Products for Food Contact" tus qauv. Lub thawv pob tshab ua raws li yuav tsis muaj ntxhiab tsw ntxhiab thaum tuav ze ntawm daim tawv nqaij, thiab nws yuav hloov tau txaus los tiv thaiv kev khoov tsis yooj yim tawg. Txawm tias thaum muaj cov khoom noj oily lossis acidic, cov khoom yuav tsis muag los yog ua rau xim.
Adaptable rau ntau yam scenarios, tswv yim thiab yooj yim
Qhov ua tau zoo ntawm cov thawv ntim yas pov tseg pov tseg kuj tau tshwm sim hauv lawv "ntau-scenario adaptability". Thaum sib koom nrog lwm tus, lub thawv pob tshab ua rau cov zaub mov zoo nkauj dua thiab cov duab zoo nkauj dua. Tom qab siv, nws tuaj yeem muab pov tseg raws li kev faib cov khib nyiab yam tsis tas yuav tsum tau ntxuav.
xaus
Nws yog ib qho tsim nyog sau cia tias siab -cov thawv ntim yas pov tseg tau zoo kuj tseem suav nrog cov kev xav tau ntawm "kev tiv thaiv ib puag ncig" hauv cov ntsiab lus - lawv yuav tsis nkim cov peev txheej vim cov ntaub ntawv tuab heev, thiab lawv yuav puas thaum siv vim cov ntaub ntawv nyias nyias. Qee cov khoom siv kuj siv cov khoom siv rov ua dua tshiab, uas tuaj yeem rov qab siv dua tom qab tau muab faib ua raws li cov cai, kom "kev noj qab haus huv" thiab "kev tiv thaiv ib puag ncig" sib koom tes.
Rau cov neeg siv khoom, xaiv cov thawv yas pov tseg yog qhov tseem ceeb xaiv "kev ua neej nyob nyab xeeb". Lub thawv ntim yas pov tseg, uas yog "pob tshab thiab nyab xeeb rau kev noj qab haus huv", tsis muaj kev cuam tshuam, tab sis daws cov teeb meem tseem ceeb hauv kev siv txhua hnub los ntawm kev ua "pom thiab ua raws". Txawm hais tias koj tab tom ntim khoom lossis yuav khoom rau cov khoom tshiab, nws tiv thaiv koj txoj kev noj qab haus huv hauv txhua yam, ua rau txhua qhov kev txhawj xeeb -dawb thiab kev ntxhov siab- dawb.
