Ko te taapiri mo te mate wai mo te waikawa humic he momo taapiri mo te mate wai o te puna polymer puna sima, kua rongonui haere i nga tau tata nei.Ko tetahi o nga hua hou o Oilbayer, he kamupene e tohunga ana ki te R&D me te hanga matū matū hinu, ko tenei taapiri whakaheke wai...
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