NPR's Ayesha Rascoe talks to University of Texas engineering professor Hugh Daigle about why the U.S. imports most of the oil it consumes despite being one of the world's largest oil exporters.

With 131 refineries currently in operation, the United States has long been the global leader in oil processing capacity, but ...

Asian refiners, particularly state-held majors heavily dependent on Middle East oil supply, are considering slashing crude run rates by up to 30% amid the war in Iran that is holding up millions of ...

Crude oil fractionation is the primary separation step in a refinery, physically splitting crude into boiling-range cuts for downstream upgrading. It sits at the front of the refining value chain and ...

Tema Oil Refinery (TOR) has said it possesses technical capability to refine domestic crude oil, disputing suggestions that the country’s only refinery cannot process output from the nation’s offshore ...

FPSO crude separation is a staged, three-phase process that uses pressure letdown, heating, and electrostatic coalescence to split well fluids into stabilized crude, export gas, and treated produced ...

U.S. gas prices are surging as the Iran war drives up the global cost of oil. But what exactly accounts for what you pay at ...

Refining margins are expanding as gasoline, diesel and jet fuel absorb the impact of constrained output. The relationship ...

Nigeria made $31.54 billion from crude oil exports in 2025, according to the Central Bank of Nigeria (CBN). This is 14.41% ...

Nigeria generated $31.54 billion from crude oil exports in 2025, according to data from the Central Bank of Nigeria (CBN).