Ipayipi likathayela elinezindonga ezimbili ze-HDPE

Amapayipi okukhipha amanzi e-HDPE, uhlobo lwepayipi lepulasitiki elenziwe nge-polyethylene ephezulu, dlala indima ebalulekile ekukhiqizeni nasekuphileni. Isetshenziswa kabanzi ezimeni ezahlukahlukene zokudonsa amanzi ukuze kuqinisekiswe amanzi abushelelezi…