Marka la barbardhigo qalabka PET iyo PP, PP waxay noqon doontaa mid aad uga sarreeya waxqabadka.1. Farqiga u dhexeeya qeexida PET (Polyethylene terephthalate) magaca sayniska waa polyetylen terephthalate, oo loo yaqaan 'polyester resin', waa walxo resin ah.PP (polypropylene) s...
Akhri wax dheeraad ah