The pressure relief valve was opened at 2:54 p.m. but ... CSB investigators discovered the reactor vessel's automated vent valve was almost completely closed, and that it was designed to open ...

The vent valve was supposed to automatically open to ... to identify potential reactive hazardsAnalyzing the batch reactor relief systemReviewing process data and process conditions leading ...

The CSB is continuing its investigation, with focuses on analyzing the pressure relief system and vent valves, evaluating emergency response efforts, testing raw materials for potential reactive ...

The incident at the Three Mile Island nuclear power station in Londonderry Township, Dauphin County, according to the Nuclear ...

The pressure relief valve was opened, the report said, and pressure decreased and maintained its normal levels for 16 minutes. The report cites process data indicating the vent valve of the vessel ...

RELATED: 'The vent didn't open': Community heartbroken ... Investigators are also trying to understand why the pressure relief valve, the last resort, wasn't effective in the final moments.

Calibration gas cylinders are considered dangerous goods but how dangerous are they? After all, most gas calibration gases ...

Somewhat lost to history in our memory and mythology of the founding fathers is the fact that their optimism regarding their ...

In this photo released by the USGS, a plume of steam is seen rising from a newly discovered thermal feature near Nymph Lake in Yellowstone National Park, Sept. 1, 2024, near Mammoth Hot Springs ...