Xov xwm
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Koj puas paub dab tsi yog "PM2.5 hauv kev lag luam plastics"?
Raws li peb txhua tus paub, cov kab ntawm cov hnab yas tau kis mus rau yuav luag txhua qhov chaw ntawm lub ntiaj teb, los ntawm cov suab nrov hauv plawv nroog mus rau qhov chaw nkag tsis tau, muaj cov neeg muaj kuab paug dawb, thiab cov pa phem los ntawm cov hnab yas tau nce zuj zus. Nws yuav siv ntau pua xyoo rau cov yas no los deg ...Nyeem ntxiv -
GRS hnab yas yog cov hnab yas rov ua dua tshiab, rov ua dua tshiab thiab cov saw hlau loj
Nws yog qhov tseeb tias qhov ntim tseem ceeb npaum li cas rau cov khoom. Cov tsos, cia thiab kev tiv thaiv kev ua haujlwm ntawm lub hnab ntim khoom muaj qhov cuam tshuam tseem ceeb rau cov khoom. Tam sim no, nrog kev nruj zuj zus thoob ntiaj teb kev tiv thaiv ib puag ncig, GRS-certified recyclable cov ntaub ntawv yog ...Nyeem ntxiv -
Degradable straws, peb puas yuav nyob deb?
Niaj hnub no, cia peb tham txog straws uas muaj feem xyuam nrog peb lub neej. Straws kuj tau siv ntau dua hauv kev lag luam khoom noj. Cov ntaub ntawv hauv online qhia tau hais tias xyoo 2019, kev siv cov straws yas ntau tshaj 46 billion, ib tus neeg noj tau tshaj 30, thiab tag nrho kev noj yog li ntawm 50,000 txog 100,000 ...Nyeem ntxiv -
Lub hnab ntim khoom noj yog dab tsi?
Lub hnab ntim khoom noj yog ib hom kev ntim khoom tsim. Txhawm rau ua kom yooj yim rau kev khaws cia thiab khaws cov zaub mov hauv lub neej, cov khoom ntim khoom ntim tau tsim. Cov hnab ntim khoom noj yog hais txog cov thawv ntim zaj duab xis uas muaj kev sib cuag ncaj qha nrog cov zaub mov thiab siv los ntim thiab tiv thaiv zaub mov. Ntim khoom noj ...Nyeem ntxiv -
Koj puas kam siv ntau dua los yuav cov hnab khib nyiab biodegradable tiag?
Muaj ntau hom hnab yas, xws li polyethylene, uas tseem hu ua PE, high-density polyethylene (HDPE), low-mi-degree polyethylene (LDPE), uas yog ib qho khoom siv rau cov hnab yas. Thaum cov hnab yas zoo li no tsis ntxiv nrog cov degradants, nws yuav siv ntau pua xyoo ...Nyeem ntxiv -
Lub hnab ntim yas yog dab tsi, nws cov yam ntxwv thiab cov khoom siv yog dab tsi?
Lub hnab ntim cov hnab yas yog ib hom ntim hnab uas siv cov yas ua raw khoom thiab siv los tsim ntau yam khoom hauv lub neej. Nws yog dav siv nyob rau hauv lub neej niaj hnub thiab kev lag luam ntau lawm, tab sis qhov yooj yim ntawm lub sij hawm no coj mus ntev kev puas tsuaj. Feem ntau siv cov hnab yas ntim khoom yog ...Nyeem ntxiv -
Koj puas paub qhov keeb kwm ntawm Bing Dwen Dwen?
Lub taub hau ntawm Bingdundun panda yog dai kom zoo nkauj nrog cov yeeb yuj halo thiab ntws xim kab; tag nrho cov duab ntawm panda yog zoo li ib tug astronaut, kws txawj nyob rau hauv dej khov thiab daus kev ua si los ntawm lub neej yav tom ntej, implying kev sib txuas ntawm niaj hnub technology thiab dej khov thiab daus kev ua si. Muaj ib lub siab liab me me hauv t...Nyeem ntxiv -
Yuav tsum them se yas?
Lub EU "cov se ntim cov hnab yas" thawj zaug tau teem tseg yuav raug them rau lub Ib Hlis 1, 2021 tau nyiam cov neeg tuaj saib thoob plaws ib ntus, thiab nws tau raug ncua mus rau Lub Ib Hlis 1, 2022. "cov se ntim yas" yog ib qho se ntxiv ntawm 0.8 Euro ib kg...Nyeem ntxiv -
Koj puas paub qhov kev paub ntawm cov hnab ntim khoom noj uas nquag siv?
Muaj ntau ntau hom khoom ntim ntim khoom siv rau ntim khoom noj, thiab lawv muaj lawv tus kheej kev ua tau zoo thiab cov yam ntxwv. Niaj hnub no peb yuav tham txog qee qhov kev paub txog lub hnab ntim khoom noj rau koj siv. Yog li dab tsi yog lub hnab ntim khoom noj? Cov hnab ntim khoom noj feem ntau xa mus rau sh...Nyeem ntxiv -
Feem ntau siv cov ntaub ntawv thiab hom ntim cov hnab yas
Cov khoom siv ntawm cov hnab ntim yas: 1. Polyethylene Nws yog polyethylene, uas yog siv dav hauv cov hnab yas ntim khoom. Nws yog lub teeb thiab pob tshab. Nws muaj qhov zoo ntawm qhov zoo tshaj noo noo tsis kam, oxygen tsis kam, acid tsis kam, alkali tsis kam, kub sealing, thiab lwm yam, thiab nws tsis yog ...Nyeem ntxiv -
Kev faib tawm thiab siv cov hnab ntim khoom yas
Lub hnab ntim cov hnab yas yog cov hnab ntim khoom ua los ntawm cov yas, uas tau siv dav hauv lub neej txhua hnub thiab kev tsim khoom lag luam, tshwj xeeb tshaj yog ua kom yooj yim rau tib neeg lub neej. Yog li dab tsi yog qhov kev faib tawm ntawm cov hnab yas ntim khoom? Dab tsi yog qhov tshwj xeeb siv hauv kev tsim khoom thiab ...Nyeem ntxiv -
Vim li cas PLA thiab PBAT yog qhov tseem ceeb ntawm cov khoom siv biodegradable?
Txij li thaum lub advent ntawm yas, nws tau dav siv nyob rau hauv txhua yam ntawm tib neeg lub neej, nqa zoo heev yooj yim rau tib neeg tsim thiab lub neej. Txawm li cas los xij, thaum nws yooj yim, nws siv thiab pov tseg kuj ua rau muaj kev ua qias tuaj ib puag ncig, nrog rau cov pa phem dawb ...Nyeem ntxiv