Indwangu ye-PET egaywe kabusha iwuhlobo olusha lwendwangu egaywe kabusha yokuvikela imvelo.Intambo yayo ikhishwa emabhodleleni amanzi amaminerali alahliwe kanye nebhodlela le-coke, ngakho-ke ibizwa nangokuthi indwangu ye-RPET.Ngenxa yokuthi uwukusetshenziswa kabusha kukadoti, lo mkhiqizo udume kakhulu eYurophu naseMelika.