Ngemibhobho zisetyenziswa kwimigca vana yolawulo flow yokulinganisa zokutyubhisha ukuthutha ngokhuselekileyo ezilulwelo kunye neegesi phakathi kweenkqubo. Dextube uye walungiselela iityhubhu ukuba inani leenkampani petrochemical ezinkulu kuquka Petrobras, YPF kunye Tecnip kunye ukubuyekeza okuhle.