Phunziro Latsopano Limapeza 'Forever Chemicals' mu Compostable Takeout Bowls

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Pakafukufuku waposachedwapa wochitidwa ndi ofufuza otsogola, zopeka zochititsa mantha zatulukira ponena za chitetezo cha compostable.Zapezeka kuti mbale zowoneka ngati zachilengedwe zitha kukhala ndi "mankhwala osatha."Mankhwalawa, omwe amadziwika kuti per- and polyfluoroalkyl substances (PFAS), abweretsa nkhawa chifukwa cha zovuta zomwe zingachitike paumoyo.

PFAS ndi gulu la mankhwala opangidwa ndi anthu omwe samva kutentha, madzi, ndi mafuta.Zakhala zikugwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana, kuphatikiza zonyamula zakudya, chifukwa cha kuthekera kwawo kuthamangitsa mafuta ndi madzi.Komabe, kafukufuku wambiri wagwirizanitsa mankhwalawa ndi nkhani zosiyanasiyana za thanzi, kuphatikizapo khansa, mavuto a chitukuko, ndi kuwonongeka kwa chitetezo cha mthupi.

Kafukufuku waposachedwa adayang'ana pa composable, zomwe zimagulitsidwa ngati njira yobiriwira kuposa zotengera zamapulasitiki zachikhalidwe.Ma mbale awa amapangidwa kuchokera ku pepala la Kraft losinthikanso ndipo amakhala ndi mzere wa PE mkati kuti ukhale wolimba.Amakhala osinthika, osagwirizana ndi mapindikidwe, komanso oyenera pazifukwa zingapo.

Komabe, kafukufukuyu adapeza zotsalira za PFAS m'mbale zingapo zotengera kompositi zoyesedwa.Kupeza kumeneku kumabweretsa nkhawa za kusamuka kwa mankhwalawa kuchokera m'mbale kupita ku zakudya zomwe zili.Ogwiritsa ntchito amatha kuwululidwa ndi PFAS mosazindikira akamadya zakudya zomwe zimaperekedwa muzotengera zomwe zimati ndizothandiza zachilengedwe.

Ngakhale ndikofunikira kudziwa kuti milingo ya PFAS yomwe imapezeka mumapepala a mapepalaanali otsika, zotsatira za thanzi la nthawi yayitali zowonekera mosalekeza ngakhale pang'ono za mankhwalawa zimakhalabe zosadziwika.Zotsatira zake, akatswiri akulimbikitsa mabungwe owongolera kuti akhazikitse miyezo ndi malamulo okhwima ogwiritsira ntchito PFAS pazakudya.

Opanga acompostable takeout mbaleayankha mwachangu pazomwe apezazi powunikanso njira zawo zopangira ndi zida.Makampani ena atengapo kale njira zochepetsera kuchuluka kwa PFAS pazogulitsa zawo ndikuwonetsetsa kuti ogula ali otetezeka.

Pomwe kafukufukuyu akuwonetsa nkhawa za kupezeka kwa PFAS mu kompositimasamba saladi, ndikofunikira kukumbukira kuti mbale izi zimaperekabe maubwino ambiri.Kapangidwe kawo ka mapepala a Kraft omwe amatha kubwezeretsedwanso amawapangitsa kukhala okonda zachilengedwe, ndipo mawonekedwe awo osagwirizana ndi madzi komanso osamva mafuta amawapangitsa kukhala oyenera zakudya zosiyanasiyana.Kaya ndi saladi wozizira, poke, sushi, kapena zakudya zina zabwino, mbale izi zimapereka njira yabwino komanso yosunthika pazakudya popita.

Pomaliza, zomwe zapeza posachedwa zikuwonetsa kuti mbale zotengera compostable zitha kukhala ndi "mankhwala osatha" omwe amadziwika kuti PFAS.Ngakhale zomwe zapezedwazi zikudzetsa nkhawa zokhudzana ndi zoopsa zomwe zingachitike paumoyo, opanga akuyesetsa kuti achepetse kupezeka kwa PFAS pazogulitsa zawo.Ngakhale izi zapezeka, kompositikraft pepala saladi mbalepitilizani kukhala njira yofunikira kwa anthu omwe akufuna njira zosungitsira zachilengedwe komanso zosavuta zopangira chakudya.


Nthawi yotumiza: Oct-18-2023