Txoj moo

Cov hnab yas biodegradable tau nce tau cov muaj zog raws li ib puag ncig zoo ib puag ncig rau cov hnab yas tsoos. Txawm li cas los xij, muaj cov ntsiab lus tsis zoo ib puag ncig cov khoom lag luam no. Cia delve ntxaum rau hauv qhov tseeb hais txog hnab yas biodegradable.

Dab tsi biodegradable hnab yas?

Cov hnab yas biodegradable yog tsim los ua kom tawg rau hauv cov khoom ntuj thaum lub sijhawm, feem ntau los ntawm kev nqis tes ua ntawm cov microrganisms. Lawv feem ntau ua los ntawm cov peev txheej tshiab zoo li cog cov hmoov txhuv nplej siab lossis roj zaub.

Yog biodegradable yas tiag tiag ib puag ncig phooj ywg?

ThaumBiodegradable Yas HnabMuab qee cov txiaj ntsig ib puag ncig, lawv tsis yog cov tshuaj zoo tshaj plaws:

· Cov xwm txheej teeb meem: biodegradable hnab yuav tsum muaj cov xwm txheej tshwj xeeb, xws li muaj cov chaw muaj kev nyab xeeb, kom tawg kom zoo. Hauv av pov tseg lossis ib puag ncig ib puag ncig, lawv yuav tsis txwv kom nrawm los yog kiag li.

· Microuplastics: txawm hais tias lub hnab biodegradable tawg cia, lawv tseem tuaj yeem tso cov microsplastics rau hauv ib puag ncig, uas tuaj yeem tsim txom cov tub rog lub neej.

· Kev Siv Zog: Kev tsim cov hnab ntim biodegradable tseem tuaj yeem xav tau lub zog tseem ceeb, thiab lawv lub tsheb thauj mus los ua rau muaj pa roj carbon emissions.

· Tus nqi: biodegradable hnab yog feem ntau kim dua los tsim dua li cov hnab yas tsoos.

Hom biodegradable plastics

Bio-based plastics: ua los ntawm cov peev txheej tshiab dua, cov no tuaj yeem yog biodegradable lossis compostable.

· Oxo-degradable plastics: cov no zom rau hauv cov ntawv me me tab sis tej zaum yuav tsis tag biodegrade.

· Photodegradable plastics: zom thaum tawg thaum raug tshav ntuj tab sis kuj tsis yog biodegradable tag nrho.

Xaiv txoj cai biodegradable

Thaum xaiv lub hnab biodegradable, xav txog cov hauv qab no:

· Ntawv pov thawj: Nrhiav rau cov ntawv pov thawj zoo li ASTM D6400 lossis EN 13432, uas xyuas kom lub hnab ntim tau tshwj xeeb rau biodegradability.

· Compostity: Yog tias koj npaj yuav cov nplooj zeeg lub hnab, xyuas kom lawv muaj ntawv pov thawj raws li comptable.

· Labelling: Nyeem cov npe kom zoo kom nkag siab lub hnab ntim khoom thiab cov lus qhia saib xyuas.

Lub luag haujlwm ntawm kev rov ua dua tshiab thiab txo

Thaum lub hnab biodegradable tuaj yeem yog ib feem ntawm cov tshuaj muaj kev sib raug zoo, nws yog qhov tseem ceeb kom nco ntsoov tias lawv tsis hloov pauv thiab txo cov roj hmab.