Phakathi kokuqhubeka kokuthanda ukomelela kwehlabathi, iimfuno zabathengi zeebhegi zokuzilolonga ziye zavela ngaphaya kokusebenza nje. Abathengi banamhlanje ngoku banenkxalabo ngakumbi malunga nokuba ibhegi ye-desig ...

Ulwazi olusisiseko lwezinto ezibonakalayo zePolyester. Igama lekhemikhali yi-Polythylene Terephthalate (PET), yindawo ye-thermoplastic poelmer ezenziwa kwi-Petroleum Derivetives. Hist ...

Intshayelelo: Inayiloni njengefayibha yokuqala yehlabathi eyenziwe ngokupheleleyo, ukusukela oko yavela ngeminyaka yoo-1930, inobunzima bayo obukhanyayo, amandla ayo aphezulu, ukuxhathisa ukunxiba, ukungena ngokukhawuleza kwelaphu,...