Incazelo emfushane:

Lolu hlobo lwepayipi ludlala indima ebalulekile emkhakheni wokudlulisa nokusabalalisa. Umkhiqizo usebenzisa ukuxhumana kokuphela kwepayipi. Njengesixhumanisi sokudlulisela sazo zonke izinhlobo zokuxhunywa kwamapayipi, ipayipi isetshenziselwa ukudlulisa okuphakathi nokushintsha isiqondiso sokudlulisa noma ukuma kwemishini. Ngakho-ke isetshenziswa emikhakheni eminingi efana nemboni ye-petrochemical kanye ne-aerospace.