Hydrogen sulfide, a colorless gas that smells like rotten eggs, is produced naturally from decaying matter. This gas is lethal to breathe in, and hydrogen sulfide present in high concentrations can ...

Getting your Trinity Audio player ready... The toxic gas eyed as a possible culprit in the deaths of six dairy workers in Weld County last week is an infrequent but potentially dangerous feature of ...

For nearly six years, the Nucor Steel iron plant in St. James Parish released caustic sulfuric acid mist and highly flammable, rotten egg-smelling hydrogen sulfide into the air — and neither the plant ...