(Yonhap Feature) SK-plastic recycling cluster(Yonhap Feature) 'Waste to resources': SK gets ball rolling in high-tech plastic recycling By Kim Seung-yeon ULSAN, Sept. 17 (Yonhap) -- The process of recycling plastics is most widely known to be about breaking used plastics into little pieces, washing, sorting and drying them before turning what's left of them into new plastics. Chemical recycling, the more sophisticated method, involves extracting raw materials from used plastics or significantly changing the chemical structure of the waste; hence, there is no need to sort by color or condition of contamination.

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