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Képesek lebontani a műanyagokat a szarvasmarhák gyomrában élő baktériumok
Úgy tűnik, a bendőfolyadékban nemcsak egyféle enzim van jelen, hanem különböző enzimek működnek együtt a lebontáson. A műanyagporok gyorsabban bomlottak le, mint a műanyagfólia.
A műanyaghulladékot egyelőre többnyire elégetik. Kisebb mértékben újrahasznosítják. Egy másik módszer a kémiai újrahasznosítás, de ez nem környezetbarát folyamat.
A The Guardian cikke arra is emlékeztetett, hogy más kutatók már előrébb járnak a műanyagot lebontó enzimek előállításában. Szeptemberben két külön enzim összekapcsolásával egy szuperenzimet fejlesztettek ki. A két enzimet 2016-ban egy japán hulladéktelepen felfedezett műanyagevő bogárban fedezték fel.
A kutatók 2018-ban mutatták be az első enzim mesterséges változatát, amely néhány nap alatt elkezdte lebontani a műanyagot. A szuperenzim azonban hatszor gyorsabban dolgozik.
Április elején a francia Carbios cég mutatott be egy olyan enzimet, amely 10 óra alatt lebontja a műanyagpalackok 90 százalékát.
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