Chirongo chePET Chemichero Yakaomeswa Chivharo cheTii Chisimbiso Chirongo chePachena chepurasitiki chemasipi
Kurongedza zvipfuyo kwakachengeteka kuchikafu nekuda kwehunhu hwePET. Panyaya yehupenyu, PET haina simba. Izvi zvinoreva kuti haizokanganisi chikafu kana chinwiwa chaunoisa mairi. PET inodzivirirawo tupukanana. Inotenderwa kushandiswa sechikafu chinopakirwa pano muNew Zealand pamwe nemuUS, Europe, nepasi rese.
PET yave ichishandiswawo pakurongedza chikafu kwenguva yakareba - kwemakore anopfuura makumi matatu. Munguva iyi, bvunzo dzakakura dzakaitwa dzichiratidza kuchengetedzeka kwayo senzira yekurongedza chikafu.
Plastiki yePET ipurasitiki yakachengeteka yekurongedza zvekudya nezvinwiwa zvakawanda. Plastiki yePET yakachengeteka kuti zvisanganiswe nechikafu nezvinwiwa neUSA Food and Drug Administration (FDA) pamwe nevatongi vakafanana pasi rese. Chimwe chezvinhu zvinonyanya kuomera veruzhinji inyaya yemakemikari inosanganiswa nemabhodhoro epurasitiki nezvinhu zvaanobva. Sechikamu chekuongorora kwayo, FDA yakaongorora mashandiro anoita zvikamu zvepurasitiki nezvimwe zvinhu kumvura iri mubhodhoro, uye mabhodhoro epurasitiki ePET anosangana nezvinodiwa zvekuchengetedza. Kuchengetedzeka kwemabhodhoro ePET ezvekudya, zvinwiwa, mishonga uye zvekurapa kwakaratidzwa kakawanda kuburikidza nezvidzidzo zvakagadzirwa, mvumo yemutemo, bvunzo uye kugamuchirwa kwakapararira.

















