(KRON) — HazMat crews are responding to the Martinez Refining Company in Martinez after chemical dust was released into the air on Tuesday. The agency said it is closely monitoring a petroleum coke release at the refinery and responding to complaints. The Contra Costa Health Department’s HazMat team is also responding to the incident, which it described as the “release of dust” from Martinez Refining Company. Fischer said the material released was “coke dust,” which is a byproduct of the petroleum refining process. What is petroleum coke dust?

Source: The Star July 12, 2023 01:41 UTC