Amandla aqinile webhande le-PET ngokuvamile asukela ku-160 kuya ku-635 kilograms, kuye ngobukhulu bayo nekhwalithi yokukhiqiza. Lesi silinganiso simelela amandla amakhulu ibhande le-polyethylene terephthalate elingamelana nalo ngaphambi kokuba linqamuke, okukwenza kube yisici esibalulekile ekuthengweni kwempahla.