The cause of the rupture and the total volume of oil released after the North Dakota spill remain unclear, officials said.

One expert says there is one “silver lining” from crude oil prices dropping to their lowest level in four years.

Dangote Petroleum Refinery has resumed loading of the Premium Motor Spirit, PMS, also known as petrol on trucks for oil ...

Dangote Petroleum Refinery has resumed loading Premium Motor Spirit (PMS), also known as petrol, onto trucks for oil ...