The Department of Energy on Friday said it is providing ExxonMobil with up to 1 million barrels of crude oil from the federal ...

US supermajor ExxonMobil is not buying any crude from the Mars stream in the US Gulf until a zinc contamination issue is ...

We have identified a potential contributing source to the Mars crude composition changes, which is associated with the ...

The start-up of an offshore well caused zinc contamination in Mars crude, Chevron said on Friday, leading to the tightening ...

Oil major Exxon Mobil told its trading counterparts that it will not buy the Mars crude oil grade until a zinc contamination ...

Exxon Mobil halts Mars crude oil purchases over zinc contamination. Learn how this issue impacts prices and production along ...