High levels of toxic and deadly radon gas discovered in thousands of U.S. schools, reigniting health warnings and inspections ...

The terrifying smoke cloud originated from an industrial plant in Mainaschaff and can possibly result in severe pulmonary edema.

TYLER, Texas (KLTV) - Hydrogen sulfide is a gas that naturally occurs in sewers, manure holes, water wells, and oil and gas wells. Dr. Bryan Tuten, a chemistry professor at UT Tyler, says hydrogen ...

HONOLULU (HawaiiNewsNow) - An investigation is underway following a hazmat scare on the campus of the University of Hawaii at Manoa after a student worker allegedly accessed a laboratory in the middle ...

PORTLAND, Ore. (KOIN) — Hayden Island residents have complained for months about a foul smell lingering in the air, and now the Environmental Protection Agency says air quality tests came back ...

A large emergency response took place in the German town of Mainaschaff after a gas cloud was released following an accident ...

Two operators have died while another is warded after inhaling toxic gas during an incident at a scheduled waste management ...

The coroner's office has released the name of a man who lost his life while trapped inside a 60-foot-tall silo over the ...

A mayor has praised emergency crews for their response to a suspected carbon monoxide poisoning at a takeaway that left one ...

Hundreds of pigs suffocated in a farm barn in Ospel on Saturday after exposure to toxic hydrogen sulfide gas, authorities ...

Two operators died while another is still in hospital after inhaling toxic gas during an incident at a scheduled waste ...