CVX's offshore zinc contamination disrupted Mars crude flows, forcing DOE action and roiling Gulf Coast refiners.

This issue has prompted the US Government to release barrels from its emergency stockpile to support regional refineries.

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 ...

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

The U.S. Department of Energy has authorized the release of 1 million barrels from the Strategic Petroleum Reserve to address ...

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

The U.S. Department of Energy has authorized the exchange of as many as 1M barrels from the Strategic Petroleum Reserve to ...

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

Zinc contamination in the Mars crude oil stream pushed down demand for the flagship U.S. coastal crude, slashing its prices on Tuesday, six traders and an industry source said.

Chevron's growth hinges on the successful Hess acquisition, particularly for access to Guyana's prized oil assets and to ...