Ethylene oxide (EtO) is about 60 times more carcinogenic than believed in 2006, research finds ...

The Trump administration's move to reduce protections targeting toxic ethylene oxide is seen as undermining the EPA's ...

California health officials have released new scientific findings that suggest the health risks from exposure to two air ...

California health officials have released new scientific findings about health risks from exposure to two air toxics present in California's ambient air, acrolein and ethylene oxide.

A sterilizer plant used ethylene oxide to clean medical supplies. Here’s a behind-the-scenes look at a Times investigation.

A decade ago, researchers at the Environmental Protection Agency determined that a gas called ethylene oxide used for a range of industrial purposes was much more carcinogenic than previously thought.

Croda's plant, which sits at the Delaware Memorial Bridge, is being investigated for its latest chemical leak.

The Iran war will cast a long shadow over the talks. Plus, the 100 best novels of all time ...

The nondescript building near a quiet bend of the Hillsborough River started spewing toxic gas about a decade ago. Inside, workers cleaned medical tools by placing them in bags with a chemical called ...

Residents allege a Temple Terrace sterilizer released cancer‑linked gas for years and have launched legal claims.