MARTINEZ, Calif. - The "rotten egg" odor caused by chemicals like sulfur in the air on Friday is giving rise to complaints from people all over the East Bay and leaving health officials concerned. "We ...

Oil futures posted solid weekly gains that have more than recouped the big drop that followed OPEC's June 2 announcement of its plan to begin phasing in the return of ~2.2M bbl/day of crude later this ...

Small-scale refiners like HF Sinclair face higher per-barrel operating costs, leading to volatile cash generation. Read why DINO stock is a Hold.

Iran has stepped up the implementation of refinery upgrading projects aimed at improving the quality of petroleum products ...