Chopangidwa ndi matope ndi chowola: Ndi phukusi liti lopanda kuwononga chilengedwe lomwe lili bwino kwenikweni?

Mawu monga ovunda ndi opangidwa ndi manyowa nthawi zambiri amagwiritsidwa ntchito ngati akutanthauza chinthu chimodzi, koma amabweretsa zotsatira zosiyana kwambiri. Zinthu zina zimasiya mapulasitiki ang'onoang'ono, pomwe zina zimangowonongeka pokhapokha ngati pali zinthu zinazake zomwe ogwiritsa ntchito ambiri samazifikira. Kusokonezeka kumeneku kumakhudza makampani, ogula, komansoOgulitsa Ma Packaging Ochezeka ndi Zachilengedwe, zomwe zimapangitsa kuti zikhale zovuta kusankha zinthu zoyeneradi.

Kumvetsetsachosungunuka ndi manyowa poyerekeza ndi chosungunuka ndi chosungunukaSichinthu chaching'ono - chimakhudza mwachindunji zinyalala, zolinga zopezera chitetezo, komanso zotsatira zenizeni zachilengedwe.

1. Kodi “Kuwonongeka” Kumatanthauza Chiyani Kwenikweni?

1.1 Momwe zinthu zomwe zimawonongeka zimawonongeka

Anthu ambiri amafunsa kuti: kodi kuwonongeka kwa zinthu zachilengedwe kumatanthauza chiyani kwenikweni?
Zinthu zomwe zimawola ndi chinthu chomwe chingasweke ndi tizilombo toyambitsa matenda monga mabakiteriya ndi bowa. Zamoyo zimenezi zimadya zinthuzo ndipo pang'onopang'ono zimazisintha kukhala zinthu zazing'ono.

Zinthu zomwe zimawonongeka nthawi zambiri ndi izi:

• Zidutswa za chakudya
• Pepala
• Zinthu zina zochokera ku zomera
• Mapulasitiki ena olembedwa kuti akhoza kuwola

Komabe, mawu oti "owola" amangofotokoza gawo la nkhaniyi. Safotokoza momwe zinthuzo zimawonongeka mofulumira, momwe zimafunikira, kapena ngati zotsalira zovulaza zimakhalabe.

1.2 Chifukwa chiyani "kupanda malire a nthawi" ndi vuto lalikulu

Vuto lalikulu ndi mawu oti "osawonongeka" ndilakuti palibe malire a nthawi yovomerezeka kapena yokhazikika ya nthawi yomwe kuwonongeka kuyenera kutenga. Zinthu zina zolembedwa kuti zitha kuwonongeka zitha kutha kwathunthu m'miyezi ingapo, pomwe zina zimatha zaka 5, 10, 50, kapena mazana ambiri. Opanga amatha kugwiritsa ntchito mawuwa mosasamala chifukwa palibe muyezo wapadziko lonse womwe umakakamiza nthawi inayake. Izi zikutanthauza kuti thumba la pulasitiki lolembedwa kuti "losawonongeka" lingakhalebe losasinthika m'malo otayira zinyalala zaka makumi angapo pambuyo pake. Popanda nthawi yomaliza yomveka bwino, chizindikirocho chimakhala mawu otsatsa osati lonjezo lodalirika. Ndicho chifukwa chake akatswiri ambiri azachilengedwe amati mawuwa nthawi zambiri amasokeretsa ogula wamba.

1.3 Chiwopsezo chobisika cha ma microplastics

Zinthu zomwe zimawonongeka zikawonongeka pang'onopang'ono kapena mosakwanira, nthawi zambiri zimasanduka zidutswa zazing'ono za pulasitiki zambirimbiri zotchedwa microplastics m'malo mozimiririka kwathunthu. Zidutswa zimenezi nthawi zambiri zimakhala zazing'ono kuposa 5mm ndipo zimatha kukhala m'nthaka, mitsinje, nyanja, ndi nyanja kwa nthawi yayitali. Nyama zimaganiza kuti ndi chakudya, mbalame ndi nsomba zimadya, ndipo tinthu tating'onoting'ono timatha kukwera m'mwamba kuti tikafike kwa anthu. Microplastics zapezeka m'madzi akumwa, mchere, komanso m'magazi ndi m'mapapo a anthu. Chifukwa cha chiopsezochi, asayansi ambiri tsopano akunena kuti kutcha chinthu "chowonongeka" sikupangitsa kuti chikhale chotetezeka kapena chotetezeka ku chilengedwe.

2. Chomwe Chimapangitsa Kuti Zinthu Zikhale Zosavuta Kuzipanga Kukhala Zopanda Manyowa Kukhala Zosiyana — Komanso Zokhwima

2.1 Ayenera kusanduka manyowa enieni, osati zidutswa zazing'ono zokha

Kupaka manyowa sikuyenera kungosweka. Kuyenera kuwola kwathunthu kukhala manyowa okhala ndi michere yambiri - nthaka yakuda, yonga dothi yomwe alimi amakonda komanso yomwe imathandiza zomera kukula bwino. Pamapeto pa ndondomekoyi, sipayenera kukhala zidutswa zooneka kapena mankhwala owopsa otsala mu manyowa. Chogulitsa chomalizachi ndi chotetezeka kugwiritsa ntchito m'mafamu, m'minda, ndi m'nkhalango popanda kuipitsa chilengedwe. Cholinga chake si kungosowa kokha, komanso kupanga chinthu chothandiza komanso chabwino kwa chilengedwe. Ndicho kusiyana kwakukulu komwe kumapangitsa manyowa kukhala gulu lokhwima kwambiri.

2.2 Zofunikira zinayi zazikulu za satifiketi

Kuti chinthu chidziwike kuti ndi chopangidwa ndi manyowa, chiyenera kupambana mayeso anayi akuluakulu asayansi omwe akhazikitsidwa ndi miyezo yapadziko lonse lapansi.

• Choyamba, osachepera 90% ya zinthuzo ziyenera kuwola kukhala zinthu zachilengedwe monga carbon dioxide, madzi, ndi biomass mkati mwa nthawi yoikika.
• Chachiwiri, chiyenera kusweka — kutanthauza kuti palibe zidutswa zazikulu zomwe zimatsala mutapanga manyowa.
• Chachitatu, manyowa omwe atuluka ayenera kupambana mayeso a poizoni wa chilengedwe kusonyeza kuti sawononga zomera kapena nthaka.
• Chachinayi, ntchito yonse nthawi zambiri iyenera kutha mkati mwa masiku pafupifupi 180 mu nthawi yopanga manyowa m'mafakitale.

Malamulo okhwima awa amatsimikizira kuti zomwe akunenazo ndi zenizeni komanso zoyezeka.

2.3 Ziphaso zodziwika bwino kwambiri padziko lonse lapansi zopanga manyowa

Ziphaso zodalirika kwambiri zikuphatikizapo BPI (Biodegradable Products Institute) ku North America, yomwe imagwiritsa ntchito muyezo wa ASTM D6400 pakupanga manyowa m'mafakitale. Ku Europe, muyezo wa EN 13432 ndi wofala, nthawi zambiri umawonetsedwa ndi logo ya "Seedling" yochokera ku TÜV Austria. Mutha kuwonanso "OK composite INDUSTRIAL" ya malo ogulitsira kapena "OK composite HOME" yatsopano yopangira manyowa m'nyumba. Zolemba izi zikutanthauza kuti ma lab odziyimira pawokha ayesa mankhwalawa kangapo. Mukawona chimodzi mwa zizindikirozi, mutha kukhala otsimikiza kuti chinthucho chidzagwira ntchito monga momwe chinalonjezera pamikhalidwe yoyenera.

3. Kupanga Kompositi ya Mafakitale ndi Yapakhomo: Kodi Kusiyana Kwenikweni N'kutani?

3.1 Kupanga manyowa m'mafakitale: kutentha kwambiri, mwachangu, komanso kupezeka paliponse

Malo opangira manyowa m'mafakitale (kapena amalonda) ndi mafakitale akuluakulu aukadaulo omwe amawongolera kutentha, chinyezi, mpweya, ndi kutembenuza milu. Amasunga mulu wa manyowa wotentha kwambiri - nthawi zambiri pakati pa 55°C ndi 70°C - zomwe zimapangitsa kuti mulu wa manyowa uwonongeke mwachangu. Mapaketi ovomerezeka kwambiri opangidwa ndi manyowa, mongaMakapu a PLA, ziwiya zophikira, ndi matumba ambiri, amapangidwira makamaka nyengo yotentha iyi. M'malo otere, zinthu nthawi zambiri zimawonongeka mkati mwa masiku 90-180. Mizinda yambiri m'maiko otukuka tsopano ili ndi mapulogalamu a mafakitale opangira manyowa omwe amasonkhanitsa zotsala za chakudya ndi mapaketi opangidwa ndi manyowa pamodzi.

3.2 Kupanga manyowa kunyumba: kutentha pang'ono, pang'onopang'ono, zinthu zochepa

Kupanga manyowa kunyumba kumachitika m'mabinki a kumbuyo kwa nyumba kapena m'milu komwe kutentha nthawi zambiri kumakhala kozizira kwambiri - nthawi zambiri kumakhala 20–40°C kutengera nyengo komanso momwe muluwo umasamaliridwira bwino. Chifukwa cha kutentha kochepa, kuwonongeka kumakhala pang'onopang'ono komanso kosakwanira pazinthu zambiri. Zinthu zochepa zokha ndi zomwe zimapeza satifiketi yapadera ya "OK manyowa HOME", zomwe zikutanthauza kuti zimatha kuwola kwathunthu m'binki yanthawi zonse ya manyowa kunyumba mkati mwa chaka chimodzi. Ma PLA ambiri ndi ma bioplastic ena wamba sagwira ntchito bwino kutentha kwa nyumba ndipo amatha kusiya zidutswa zazing'ono.

3.3 Chifukwa chiyani zilembo zopangira manyowa ndizofunikira kwambiri kuposa momwe mukuganizira

Kuyika chinthu cholakwika mu kompositi yolakwika kumabweretsa mavuto enieni. Zinthu zovomerezeka ndi mafakitale zokha zomwe zimayikidwa mu chidebe cha nyumba nthawi zambiri zimalephera kuwonongeka bwino ndipo zimatha kuipitsa kompositi yomalizidwa. Kumbali ina, zinthu zovomerezeka ndi nyumba nthawi zambiri zimagwira ntchito bwino m'mafakitale. Kuyang'ana chizindikiro chenicheni kumateteza zinyalala, kupewa kuipitsidwa kwa mitsinje ya kompositi, ndikuwonetsetsa kuti phindu la chilengedwe likuchitikadi. Kusiyana kochepa kwa mawu pa chizindikirocho kungapangitse kuti chinthucho chithandize dziko lapansi kapena kuyambitsa mavuto atsopano.

4. Zipangizo Zodziwika Zomwe Zimagwiritsidwa Ntchito Popaka Manyowa

4.1 Zipangizo Zodziwika Zomwe Zimagwiritsidwa Ntchito Popaka Manyowa

PLA, kapena polylactic acid, ndi imodzi mwa mapulasitiki otchuka kwambiri masiku ano. Imapangidwa powiritsa shuga wochokera ku chimanga, nzimbe, kapena chinangwa kukhala lactic acid, kenako n’kusintha kukhala pulasitiki yolimba komanso yoyera. PLA imagwira ntchito bwino pamakapu a zakumwa zoziziritsa kukhosi, zotengera za saladi, ndi zida zotayidwa chifukwa zimawoneka komanso zimamveka ngati pulasitiki wamba. Zingathe kupangidwa ndi manyowa m'mafakitale omwe amafika kutentha kwambiri. Komabe, PLA ndi yofooka kwambiri ndipo si yoyenera kudya zakudya zotentha kwambiri pokhapokha ngati zakonzedwa mwapadera.

4.2 PBAT: polima wosinthika wotha kupangidwa ndi manyowa

PBAT (polybutylene adipate terephthalate) ndi bioplastic yosinthasintha, yotambasuka yomwe nthawi zambiri imasakanizidwa ndi PLA kuti ipange matumba olimba, mafilimu, ndi ma CD a chakudya. Imalimbitsa kulimba kotero kuti matumba opangidwa ndi manyowa asang'ambike mosavuta ponyamula zakudya kapena zotengera. Monga PLA, PBAT idapangidwa kuti iwonongeke kwathunthu m'mikhalidwe yopangira manyowa m'mafakitale mkati mwa masiku 180. Kuphatikiza kwa PLA ndi PBAT kumapanga zinthu zambiri zothandiza zopanga manyowa zomwe timaziona m'masitolo akuluakulu ndi m'ma cafe masiku ano.

4.3 Masamba, zamkati za pepala, ndi ulusi wina wachilengedwe

Bagasse ndi zinthu zotsala za ulusi pambuyo poti nzimbe zaphwanyidwa kuti zitulutse shuga. Zimakanikizidwa m'mbale zolimba, mbale, mabokosi a clamshell, ndi thireyi zomwe zimatha kusamalira zakudya zotentha komanso zamafuta bwino. Ulusi wina wachilengedwe monga nsungwi, masamba a kanjedza, ndi udzu wa tirigu umagwiritsidwanso ntchito kwambiri pazinthu zofanana. Zipangizo zopangidwa ndi ulusi uwu nthawi zambiri zimagwira ntchito m'mafakitale ndi m'nyumba zopangira manyowa. Zimafuna njira zochepa zokonzera kuposa bioplastics ndipo nthawi zambiri sizisiya chilengedwe.mapazi.

5. Zikhulupiriro Zisanu Zofala Zokhudza Zinthu Zowola ndi Zotha Kuwonongeka

5.1 “Kuwola kumatanthauza kuti ndi kotetezeka m’nyanja”

Anthu ambiri amakhulupirira kuti zinthu zomwe zimawonongeka zimatha bwino ngati zitapezeka m'nyanja. Zoona zake n'zakuti, mapulasitiki ochepa kwambiri omwe amawonongeka ndi omwe amapangidwa kapena kuvomerezedwa kuti asweke m'madzi ozizira, amchere, komanso opanda mpweya wambiri. Ambiri amasweka m'zidutswa zazing'ono ndi zazing'ono - zomwe zimapangitsa kuti pakhale mapulasitiki ang'onoang'ono omwe amavulaza nyama zam'madzi kwa zaka zambiri. Ndi zinthu zochepa chabe zomwe sizipezeka kawirikawiri zomwe zili ndi satifiketi ya kuwonongeka kwa zinthu zam'madzi, ndipo sizipezeka kawirikawiri m'mapaketi a tsiku ndi tsiku.

5.2 “Zinthu zonse zophikidwa mu matope zimagwira ntchito mu chidebe changa chakumbuyo”

Ichi ndi chimodzi mwa zinthu zomwe anthu ambiri sakudziwa bwino. Mapulasitiki ambiri opangidwa ndi manyowa ndi ma phukusi amakhala ndi chizindikiro cha "manyowa a mafakitale" ndipo amafunika kutentha kwambiri kuti asweke bwino. Akayikidwa mu mulu wa manyowa wamba apakhomo, nthawi zambiri amakhalabe osawonongeka kapena amasiya zidutswa zooneka. Zinthu zokhala ndi satifiketi yeniyeni ya manyowa a "PAKHOMO" ndizodalirika kuti zigwiritsidwe ntchito kumbuyo kwa nyumba. Nthawi zonse werengani zolemba zazing'ono pa chizindikirocho musanawonjezere chilichonse ku manyowa anu apakhomo.

5.3 "Idzawonongeka m'malo otayira zinyalala"

Malo otayira zinyalala ndi amdima, ouma, ndipo alibe mpweya wokwanira — zosiyana ndi malo abwino opangira manyowa. Ngakhale zinthu zovomerezeka zopangira manyowa nthawi zambiri zimasiya kuwonongeka zikabisidwa mkati mwa malo otayira zinyalala. Kafukufuku wambiri akusonyeza kuti mapulasitiki opangira manyowa amatha kudziwika kwa zaka zambiri m'malo opanda mpweya wokwanira. Ichi ndichifukwa chake mapulogalamu oyenera osonkhanitsira ndi kupanga manyowa ndi ofunikira; apo ayi phindu la chilengedwe limatayika kwambiri.

5.4 “Zinthu zopangidwa ndi manyowa nthawi zonse zimakhala zabwino kuposa pulasitiki”

Ngakhale njira zopangira manyowa nthawi zambiri zimakhala zabwino kwambiri kuposa pulasitiki wamba, si njira yamatsenga. Kupanga izi kumagwiritsabe ntchito zinthu, mphamvu, ndi nthaka (makamaka ya zipangizo zochokera ku zomera). Ngati anthu apitiliza kugula ndikutaya zinthu zambiri zogwiritsidwa ntchito kamodzi kokha, zotsatira zake zonse zimakhala zoipa. Chosankha chabwino kwambiri choteteza chilengedwe nthawi zonse ndi kuchepetsa kugwiritsa ntchito kaye, kugwiritsanso ntchito ngati n'kotheka, ndikugwiritsa ntchito manyowa pokhapokha ngati kugwiritsa ntchito kamodzi kokha sikungapeweke.

5.5 "Zitsimikizo si zofunika kwenikweni"

Ogula ena amaganiza kuti zilembo zonse "zobiriwira" ndizofanana kapena ndi njira zongogulitsa. Zoona zake n'zakuti, ziphaso za anthu ena monga BPI, TÜV OK composite, ndi Seedling zimafuna kuyesa kobwerezabwereza kwa labu komwe zonena wamba sizingagwirizane nako. Popanda chiphaso, chinthu chingatchedwe kuti chimatha kupangidwa ndi manyowa kapena kuwonongeka ngakhale chitalephera mayeso oyambira. Zolemba zodalirika zimapatsa ogula chitsimikizo chenicheni kuti chinthucho chigwira ntchito monga momwe analonjezera.

6. Chopangidwa ndi dothi ndi chowola: Ndi chiti chomwe chili chabwino kwambiri pa dziko lapansi?

6.1 Kuyerekeza zotsatira za chilengedwe kwa nthawi yayitali

Poyang'ana moyo wonse, ma CD ovomerezeka opangidwa ndi manyowa nthawi zambiri amakhala ndi zotsatira zoyipa zochepa kwa nthawi yayitali kuposa njira zambiri zomwe zingawonongeke. Zinthu zomwe zingawonongeke zimasandutsa zinyalala kukhala michere yofunika kwambiri m'nthaka, zimachepetsa mpweya wa methane kuchokera ku malo otayira zinyalala, komanso zimapewa kupanga mapulasitiki okhazikika. Mu zinyalala zenizeni, kusiyana pakati pa ma CD opangidwa ndi manyowa ndi mapulasitiki owonongeka nthawi zambiri kumatsimikizira ngati zinthuzo zimakhala manyowa ofunika kapena kuipitsa kwa nthawi yayitali. Koma zinthu zomwe zingawonongeke nthawi zambiri zimasweka popanda kuzimiririka kwathunthu, kusiya kuipitsa kwa zaka zambiri kapena mazana ambiri.

6.2 Chifukwa chiyani kutaya zinthu moyenera ndikofunikira kwambiri kuposa zinthu zokha

Ngakhale chinthu chopangidwa bwino kwambiri chopangidwa ndi manyowa sichithandiza kwenikweni ngati chikupezeka m'zinyalala, m'malo otayira zinyalala, kapena m'mabokosi obwezeretsanso zinyalala. Zinthuzo zimangopereka mwayi woteteza chilengedwe pokhapokha zikafika pamalo oyenera opangira manyowa kapena m'makina ogwiritsira ntchito manyowa apakhomo. Popanda zomangamanga zoyenera zosonkhanitsira manyowa komanso chidziwitso cha ogula, ma phukusi opangidwa ndi manyowa komanso owonongeka akhoza kukhala mtundu wina wa zinyalala. Maphunziro ndi mapulogalamu osavuta opangira manyowa ndi ofunikira monga momwe zilili ndikusankha zinthu zoyenera.

6.3 Ngati palibe njira iliyonse yomwe ili yabwino kwambiri

Nthawi zambiri, ma CD opangidwa ndi manyowa kapena owonongeka si njira yabwino yothetsera vutoli. Njira yabwino kwambiri padziko lonse lapansi ndikuchotsa zinthu zosafunikira zomwe zimagwiritsidwa ntchito kamodzi kokha. Zidebe zogwiritsidwanso ntchito, matumba a nsalu, udzu wachitsulo, ndi makina obwezeretsanso zinthu zimapangitsa kuti pakhale zinyalala zochepa. Ngati kugwiritsidwa ntchito kamodzi kokha kuli kofunikira (monga ukhondo kapena chitetezo cha chakudya), ma compostable ovomerezeka okhala ndi mwayi wopeza zinthu zoyenera nthawi zambiri ndiye gawo lotsatira labwino kwambiri. Kuchepetsa kugwiritsidwa ntchito konse nthawi zonse kumabwera musanasankhe pakati pa zinthu "zobiriwira" zosiyanasiyana.

7. Chopangidwa ndi manyowa ndi chowola: Kusiyana Kofunika Kwambiri Pang'onopang'ono

Kuti kusiyana kumeneku kumveke mosavuta, tebulo ili m'munsimu likuyerekeza ma phukusi opangidwa ndi manyowa ndi ovunda m'zinthu zofunika kwambiri.

Tebulo ili likuwonetsa kusiyana kwakukulu pakati pa pulasitiki yosungunuka ndi pulasitiki yosungunuka ndipo limathandiza kufotokozera bwino kupanga zisankho.

8. Mfundo Zofunika Kwambiri

• Kodi chinthu chowola chimatanthauza chiyani kwenikweni? Zimatanthauza kuti chinthucho chingawonongeke, koma osati mwanjira yothandiza kapena yanthawi yake.
• Kupanga manyowa m'mafakitale poyerekeza ndi kupanga manyowa m'nyumba n'kofunika chifukwa si zinthu zonse zopangira manyowa zomwe zimagwira ntchito kunyumba.
• Zipangizo zopangira manyowa monga PLA, PBAT, ndi masagasi zimapangidwa kuti zibwererenso bwino ku chilengedwe.
• Miyezo yovomerezeka yovomerezeka imapangitsa kuti zonena za kuvomerezedwa kwa kuvomerezedwa.
• Kodi pulasitiki yowola ndi yotetezeka ku chilengedwe? Nthawi zambiri ayi — makamaka ngati pali mapulasitiki ang'onoang'ono.

Kuphunzira mfundo zoyambira za kompositi ndi momwe mungapangire kompositi moyenera n'kofunika mofanana ndi kusankha phukusi loyenera. Kwa owerenga omwe akufuna kuphunzira zambiri zokhudza kompositi ndi kusanja zinyalala, bukuli likuthandizanimayankho okhazikika osungira ma CDimapereka njira zogwirira ntchito zotsatirazi.

9. Mafunso Ofunsidwa Kawirikawiri (FAQ)

9.1 Kodi zinthu zomwe zimawola zitha kuikidwa mu kompositi?

Nthawi zambiri, ayi. Pokhapokha ngati chinthucho chili ndi chiphaso chovomerezeka kuti chikhale ndi manyowa, ma phukusi okhoza kuwola sayenera kuyikidwa m'mabokosi a manyowa.

9.2 Kodi munthu angadziwe bwanji ngati chinthu chili ndi manyowa ochulukirapo kunyumba?

Yang'anani zilembo monga “Chabwino Kompositi HOME” kapena “Home Compostable.” Zinthu zolembedwa kuti “kompositi” nthawi zambiri zimafuna manyowa a mafakitale.

9.3 Kodi mapulasitiki opangidwa ndi manyowa amasweka m'nyanja?

Ayi. Mapulasitiki opangidwa kuti agwiritsidwe ntchito popanga manyowa amapangidwira malo opangira manyowa, osati malo okhala m'nyanja. Angakhalebe m'madzi kwa nthawi yayitali.

9.4 Kodi zinthu zogwiritsidwa ntchito popanga manyowa ndi zabwino kuposa zomwe zimabwezeretsedwanso?

Si nthawi zonse. Kubwezeretsanso zinthu nthawi zambiri kumakhala bwino pazinthu monga galasi, chitsulo, ndi mapulasitiki ena. Kupanga manyowa ndikwabwino kwambiri popaka zinthu zodetsedwa ndi chakudya komanso zinyalala zachilengedwe.

9.5 N’chifukwa chiyani mabizinesi ayenera kusamala za ma CD opangidwa ndi manyowa poyerekeza ndi ma CD opangidwa ndi zinthu zowola?

Kusankha phukusi loyenera:

• Kusankha phukusi loyenera:
• Amachepetsa zinyalala
• Amapewa zonena zabodza zokhudza chilengedwe
• Imathandizira zolinga zokhazikika
• Zimathandiza kuti chilengedwe chizigwira bwino ntchito