Unyango lomphezulu wePlastiki kukusetyenziswa kweendlela zomzimba, iikhemikhali, oomatshini kunye nezinye iindlela zokulungisa umphezulu weplastiki, unyango lomphezulu kukuhlangabezana neempawu ezikhethekileyo zemveliso, ezinjengokumelana nokubola, ukumelana nokunxiba, ukuhombisa okanye ezinye iimfuno ezikhethekileyo, ezibizwa ngokuba yi-seco. ..
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