US oil companies aim to squeeze more out of refineries as war supply crunch weighs

US oil companies are enhancing refinery capacities and reopening closed plants due to global supply disruptions. ExxonMobil and Chevron reported record profits, attributed to soaring commodity prices and refinery margins. Additionally, ongoing conflicts have severely impacted refining output, particularly in Russia and Iran. Analysts suggest that it may take until next year for supply chains to stabilize.