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Pfupiso yePlastiki (yekudya & yekuputira yekunwa): Zvavanoreva Kuhutano Hwedu?

Pfupiso yePlastiki (yekudya & yekuputira yekunwa): Zvavanoreva Kuhutano Hwedu?

Pfupiso yemapurasitiki (yechikafu & yekunwa kurongedza): zvavanoreva kuhutano hwedu?

Plastiki inogona kunge iri iyo inonyanya kuomesa zvinhu zvemazuva ano. Inopa nhevedzano yezvikomborero zvinoshamisa izvo zvinotibatsira zuva rega rega. Plastiki inoshandiswa zvakare mumhando dzakawanda dzechikafu & yekunwa yekurongedza. Vanobatsira kuchengetedza chikafu kubva mukukuvadzwa. Asi iwe unoziva zvakadzama nezve musiyano wemapurasitiki? Zvinorevei kuutano hwedu?

● Ndeapi marudzi akasiyana-siyana emapurasitiki anoshandiswa mukugadzira chikafu & chekunwa?

Iwe unogona kunge wakaona nhamba 1 kusvika 7 pazasi kana padivi pepurasitiki yekurongedza mudziyo. Iyi nhamba ipurasitiki "resin identification code," inozivikanwawo se "recycling number." Iyi nhamba inogona zvakare kupa gwara kune vatengi vanoda kudzoreredza midziyo yepurasitiki.

● Nhamba iri papurasitiki inorevei?

Iyo Resin Identification Code kana nhamba yekudzokorodza papurasitiki inoratidza rudzi rwepurasitiki. Pano isu tinoda kugovera rumwe ruzivo nezve anonyanya kushandiswa mapurasitiki anoshandiswa muchikafu & yekunwa kurongedza, anowanikwa kuSosaiti yePlastiki Injiniya (SPE) uye Plastics Indasitiri Association (PIA):

PETE kana PET (Kudzokorodza nhamba 1 / Resin ID Code 1

itsva (2) Chii ichochi:
Polyethylene terephthalate (PETE kana PET) ipurasitiki yakareruka inogadzirwa kuita semi-yakaomarara kana kuomarara inoitainowedzera kupikisa, uye inobatsira kuchengetedza chikafu kana zvinwiwa mukati mekutakura.
Mienzaniso:
Mabhodhoro ezvinwiwa, Mabhodhoro eChikafu/zvirongo (salad dressing, peanut butter, huchi, etc.) uye mbatya dzepolyester kana tambo.
Zvakanakira: Zvakaipa:
yakafara application sefiberzvinonyanya kushanda mwando chipingamupinyi

shatterproof

● Purasitiki iyi haina ngozi, asi zvakakosha kuichengeta kuti isapisa kana kuti inogona kukonzera kenza (senge flame retardant antimony trioxide) kuti ipinde mumvura dzako.

HDPE (Kudzokorodza nhamba 2 / Resin ID Code 2)

 itsva (3) Chii ichochi:
High-density polyethylene (HDPE) ipurasitiki yakaoma, isina kujeka isingaremi asiwo yakasimba. Semuenzaniso, chigaba chemukaka cheHDPE chinogona kurema maonzi maviri chete asi chinoramba chakasimba zvekugona kutakura garoni remukaka.
Mienzaniso:
Makatoni emukaka, mabhodhoro ekugezesa, cereal box liners, matoyi, mabhakiti, mabhenji epaki nemapombi akaomarara. 
Zvakanakira: Zvakaipa:
Inoonekwa yakachengeteka uye ine njodzi yakaderera yekudonha. ● Kazhinji ruvara rwakajeka

PVC (Kudzokorodza nhamba 3 / Resin ID Code 3)

 itsva (4) Chii ichochi:
Chinhu cheklorini ndicho chinhu chekutanga chinoshandiswa kugadzira polyvinyl chloride (PVC), rudzi rwakajairika rwepurasitiki iyo inodzivirira biologically uye makemikari. Aya maitiro maviri anobatsira midziyo yePVC kuchengetedza kutendeseka kwezvigadzirwa mukati, kusanganisira mishonga.
Mienzaniso:
Mapombi epombi, makadhi echikwereti, matoyi evanhu nemhuka dzinopfuyiwa, magata emvura, mhete dzemazino, IV mabhegi emvura uye tubing yekurapa uye masks eokisijeni.
Zvakanakira: Zvakaipa:
Rigid (kunyangwe akasiyana ePVC akasiyana akagadzirwa kuti ave anochinjika)●Kusimba;●Biologically uye chemicals resistance; ● PVC ine makemikoro ekupfavisa anonzi phthalates anovhiringa kukura kwehomoni; ●Haagone kushandiswa kubika kana kudziisa;

LDPE (Kudzokorodza nhamba 4 / Resin ID Code 4)

 itsva (5) Chii ichochi:
Low-density polyethylene (LDPE) yakatetepa kupfuura mamwe marenzi uye zvakare ine yakanyanya kusimba kupisa. Nekuda kwekuoma kwayo uye kuchinjika, LDPE inonyanya kushandiswa mumafirimu maficha panodiwa kuvhara kupisa.
Mienzaniso:
Plastiki/kunamatira kuputira, masangweji nemabhegi echingwa, kuputira mabubble, masaga emarara, mabhegi egirosari nemakapu ekunwiwa.
Zvakanakira: Zvakaipa:
High ductility;● Kusaora; ● Simba rakaderera;●Haisi kushandiswazve nemapurogiramu akajairika;

PP (Kudzokorodza nhamba 5 / Resin ID Code 5)

 itsva (7) Chii ichochi:
Polypropylene (PP) yakatiomei asi haina brittle pane mamwe mapurasitiki. Inogona kuitwa translucent, opaque kana rumwe ruvara kana ichigadzirwa. PP inowanzo ine yakakwira yekunyungudika, ichiita kuti ive yakakosha kune zvigadzirwa zvekurongedza chikafu zvinoshandiswa muma microwaves kana kucheneswa mumadhishi.
Mienzaniso:
Mashanga, zvivharo zvemabhodhoro, mabhodhoro emishonga, midziyo yezvokudya zvinopisa, tepi yekurongedzera, manapukeni anoraswa uye mabhokisi eDVD/CD.
Zvakanakira: Zvakaipa:
kushandiswa kwakasiyana kwemahinji ekurarama;● Kudzivirira kupisa; ● Inonzi microwave-yakachengeteka, asi isu tichiri kuratidza girazi seyakanakisa zvinhu zvemidziyo yemicrowave;

PS (Kudzokorodza nhamba 6 / Resin ID Code 6)

 itsva (6) Chii ichochi:
Polystyrene (PS) ipurasitiki isina ruvara, yakaoma isina kuchinjika. Inogona kugadzirwa kuita furo kana kukandwa muforoma uye kupihwa zvakadzama muchimiro chayo kana ichigadzirwa, semuenzaniso muchimiro chepurasitiki chipunu kana maforogo.
Mienzaniso:
Makapu, midziyo yekutorera chikafu, kutumira uye kurongedza zvigadzirwa, mazai makatoni, cutlery uye kuvhara kwekuvaka.
Zvakanakira: Zvakaipa:
Foam Applications; ● Kubvisa makemikari anogona kuita chepfu ,kunyanya kana achipiswa;● Zvinotora mazana nemazana emakore kuti aore.

Zvimwe kana O (Kudzokorodza nhamba 7 / Resin ID Code 7)

 itsva (10) Chii ichochi:
"Zvimwe" kana chiratidzo che #7 pamapuranga epurasitiki chinoratidza kuti kurongedza kunogadzirwa nepurasitiki resin kunze kwemhando nhanhatu dzemaresini dzakanyorwa pamusoro, semuenzaniso kurongedza kunogona kugadzirwa ne polycarbonate kana bioplastic polylactide (PLA) semuenzaniso, kana kuti inogona kugadzirwa neinopfuura imwe yepurasitiki resin zvinhu.
Mienzaniso:
Magirazi emaziso, mabhodhoro emwana uye emitambo, zvemagetsi, zvigadziriso zvemwenje uye mapurasitiki akajeka ekucheka.
Zvakanakira: Zvakaipa:
Zvishandiso zvitsva zvinopa maonero matsva pamusoro pehupenyu hwedu, senge Tritan zvinhu zvinoshandiswa zvakanyanya kumabhodhoro e hydration; ● Kushandiswa kwepurasitiki muchikamu ichi kuri panjodzi yako pachako sezvo usingazive chingava mariri.

Aya ndiwo marudzi akajairika epurasitiki atinosangana nawo. Zviripachena kuti iyi iruzivo rwekutanga pane imwe nyaya iyo munhu anogona kupedza mwedzi yakawanda achitsvaga. Plastiki chinhu chakaoma, sekugadzirwa kwayo, kugovera uye kushandiswa. Tinokukurudzira kuti unyure zvakadzika kuti unzwisise zvese izvi zvakaoma, senge mapurasitiki zvivakwa, kudzokorodza, njodzi dzehutano uye dzimwe nzira, kusanganisira zvakanakira nekuipira bioplastics.


Nguva yekutumira: Nov-12-2021