Warri

===Manufacturing and raw materials===
The economic base of the city lies in the presence of a [[Oil refinery|refinery]] and other [[petroleum|oil]] and gas companies.
Also, there is the steel company, Delta Steel Company,<ref>{{Cite web|date=2018-02-12|title=How Nigerian government, Indians wreck multi-billion dollar Delta Steel Company, rip off host communities and tax payers|url=https://guardian.ng/features/how-nigerian-government-indians-wreck-multi-billion-dollar-delta-steel-company-rip-off-host-communities-and-tax-payers/|access-date=2022-02-11|website=The Guardian Nigeria News - Nigeria and World News|language=en-US}}</ref> which is located in [[Ovwian]]–[[Aladja]] area of [[Udu, Nigeria|Udu]].<ref name=Vanguard(Nigeria)>{{cite web|url=https://www.vanguardngr.com/2018/03/20-years-collapse-steel-company-resumes-operation/ |title=20 years after collapse, steel company resumes operations |date=5 March 2018|access-date=21 March 2018|publisher=Vanguard (Nigeria)}}</ref> The Beta Glass Plant is located nearby, outside the town of [[Ughelli]], where the land is rich in silica and silicates, raw materials required for the manufacture of glass, [[ceramic]]s and [[cement]].
The [[Transnational Corporation of Nigeria|Transcorp Power]] Distribution, one of Nigeria's power generating stations, is also located at [[Ughelli]], which is just 15 minutes away by car.