Muri iki gihe cyihuta cyane muri iyi si, korohereza no guhinduranya ni ngombwa mu gupakira ibicuruzwa. Ikintu kimwe cyakuze mubyamamare kubera inyungu nyinshi ni CPET (Crystalline Polyethylene Terephthalate). Muri iki kiganiro, tuzaganira kumurongo wa CPET nuburyo bukoreshwa, inyungu, na industri