Taw qhia
Biodegradable hnab tau dhau los ua neeg nyiam nyob rau xyoo tas los no los ua lwm txoj hauv kev rau cov hnab yas. Lawv yog tsim los ntawm cov ntaub ntawv uas tuaj yeem rhuav tshem ib txwm muaj thaum raug rau qee qhov chaw ib puag ncig. Txawm hais tias lawv yuav zoo li qhov kev xaiv zoo dua rau ib puag ncig, muaj ntau qhov tsis zoo rau kev siv lub hnab biodegradable.
Dab tsi yog Biodegradable Bags
Biodegradable hnab feem ntau yog tsim los ntawm cov khoom siv cog xws li pob kws, uas tuaj yeem tawg mus rau hauv cov khoom ntuj xws li dej thiab carbon dioxide thaum muaj cua sov, noo noo, thiab lwm yam kab mob. Lawv tuaj yeem tsim los ntawm lwm yam khoom siv organic xws li ntawv lossis textile fibers uas tuaj yeem decompose dhau sijhawm.
Biodegradable hnab yog tsim los ua kom tawg sai dua li cov hnab yas ib txwm siv, uas tuaj yeem siv ntau pua xyoo los decompose. Lawv tuaj yeem siv rau ntau lub hom phiaj, los ntawm kev nqa khoom noj mus rau khaws cov khoom noj pov tseg.
Disadvantages ntawm Biodegradable Hnab
1. Tsis muaj Standardization
Ib qho ntawm qhov tsis zoo tshaj plaws ntawm cov hnab ntim biodegradable yog qhov tsis muaj qauv hauv kev lag luam. Tsis muaj cov kev cai lossis cov lus qhia rau yam uas tsim nyog raws li lub hnab biodegradable, uas tuaj yeem ua rau tsis meej pem ntawm cov neeg siv khoom.
Qee lub hnab tuaj yeem tsuas yog qee qhov tawg, thaum lwm tus tuaj yeem tawg sai heev thiab siv tsis tau. Qee zaum, lub hnab biodegradable tuaj yeem siv sijhawm ntev dua los ua kom tawg dua li cov hnab yas ib txwm muaj, nyob ntawm qhov chaw ib puag ncig lawv raug.
2. Kev cuam tshuam ib puag ncig ntawm kev tsim khoom
Thaum lub hnab biodegradable yuav zoo dua rau ib puag ncig thaum lawv siv, cov txheej txheem ntawm kev tsim lawv tuaj yeem cuam tshuam tsis zoo. Cov ntaub ntawv cog qoob loo xws li pob kws thiab qab zib xav tau ntau thaj av, dej, thiab lub zog loj hlob thiab sau qoob loo.
Qhov no tuaj yeem ua rau deforestation, dej tsis txaus, thiab tso pa tawm hauv tsev cog khoom. Tsis tas li ntawd, kev tsim cov hnab ntim biodegradable tuaj yeem tsim cov khoom pov tseg thiab muaj kuab paug, tshwj xeeb tshaj yog tias cov txheej txheem tsim khoom muaj cov tshuaj lossis cov tshuab hnyav.
3. Reusability txwv tsis pub
Biodegradable hnab feem ntau yog muag raws li qhov kev xaiv ruaj khov dua li cov hnab yas ib txwm siv vim tias lawv tuaj yeem tawg tau raws sijhawm. Txawm li cas los xij, lawv qhov kev rov siv tau tsawg tsawg tuaj yeem ua rau lawv tsis tshua muaj kev cuam tshuam ib puag ncig hauv qee kis.
Tsis zoo li cov hnab ntim khoom siv tau ruaj khov ua los ntawm cov ntaub ntawv xws li paj rwb lossis canvas, lub hnab biodegradable feem ntau yog tsim los rau kev siv ib zaug thiab tsis tuaj yeem siv rov qab siv dua. Qhov no txhais tau hais tias lawv yuav tsum tau hloov ntau zaus, uas tuaj yeem ua rau cov khib nyiab ntau dua thiab cuam tshuam rau ib puag ncig ntau dua.
4. Cov kev sib tw pov tseg
Biodegradable hnab yuav nyuaj rau pov tseg kom zoo, tshwj xeeb tshaj yog tias lawv tsis yog compostable. Yog tias cov hnab no xaus rau hauv qhov chaw pov tseg lossis dej hiav txwv, lawv tseem tuaj yeem siv sijhawm ntau xyoo los rhuav tshem, ua rau muaj kuab paug thiab lwm yam teeb meem ib puag ncig.
Tsis tas li ntawd, qee lub hnab biodegradable yuav tsum muaj qee yam xws li cua sov, noo noo, lossis oxygen kom decompose, uas tej zaum yuav tsis muaj nyob rau hauv txhua qhov chaw pov tseg. Qhov no tuaj yeem ua rau nws nyuaj rau cov neeg siv khoom paub yuav ua li cas pov tseg cov hnab no kom zoo.
5. Tus nqi
Biodegradable hnab feem ntau kim dua li cov hnab yas ib txwm muaj lossis txawm tias cov hnab rov siv tau dua. Qhov no tuaj yeem ua rau lawv tsis tuaj yeem nkag mus rau cov neeg tau txais txiaj ntsig tsawg dua, uas tej zaum yuav muaj feem ntau xaiv qhov pheej yig dua, kev siv ib zaug.
Tsis tas li ntawd, tus nqi siab dua ntawm cov hnab ntim biodegradable kuj tuaj yeem ua rau nws nyuaj rau cov lag luam thiab cov koom haum hloov mus rau kev ntim khoom ruaj khov, tshwj xeeb tshaj yog tias lawv ua haujlwm ntawm cov peev nyiaj nruj.
Xaus
Thaum lub hnab biodegradable yuav zoo li ib qho kev xaiv ib puag ncig zoo dua li cov hnab yas, muaj ntau qhov tsis zoo rau kev siv lawv. Los ntawm qhov tsis muaj kev tsim qauv rau ib puag ncig ntawm kev tsim khoom, kev txwv tsis pub rov siv dua, cov teeb meem pov tseg, thiab tus nqi, nws yog ib qho tseem ceeb uas yuav tsum ntsuas qhov zoo thiab qhov tsis zoo ua ntej txiav txim siab seb hom hnab twg siv.
Thaum kawg, qhov kev daws teeb meem zoo tshaj plaws yuav yog qhov tseem ceeb tshaj plaws ntawm cov hnab ntim khoom siv tau los ntawm cov khoom siv ntuj xws li paj rwb lossis canvas, lossis txo qis kev siv lub hnab tag nrho los ntawm kev nqa koj lub hnab los yog xaiv cov khoom ntim tsawg.