Officials say the explosion happened in an area of the plant where the roof was specially designed to protect the building during a gas blast.

Add Yahoo as a preferred source to see more of our stories on Google. In September 2023, sirens blared again across Hopewell, Virginia, after oleum, commonly known as fuming sulfuric acid, leaked from ...

HARRISBURG, Pa. (AP) — A federal safety agency investigating an August blast at a U.S. Steel plant near Pittsburgh that left two workers dead said it found a series of incomplete, outdated or ...

In a standard office building, a blind spot in your surveillance coverage is an inconvenience. In an oil refinery, a chemical ...