What are the crucial points you need to know if something like this happens again? Hydrogen sulfide is often referred to as H2S. Its nickname is "swamp gas," and if you smelled it in Pasadena or Deer ...

Hydrogen sulfide (H 2 S) is a dense, colorless gas. At low concentrations, it has a characteristic “rotten egg” odor; at high concentrations, it is extremely toxic and even explosive. It is abundant ...

A new study confirms directly what scientists previously knew only indirectly: The poisonous "rotten egg" gas hydrogen sulfide is generated by our body's growing cells. Hydrogen sulfide, or H2S, is ...

A release of the chemical hydrogen sulfide at a Pemex refinery in Deer Park on Thursday killed at least two refinery workers and injured a minimum of 35 other people, prompting a shelter-in-place ...

At least two people are dead, and nearly three dozen others suffered injuries after a chemical leak at an oil refinery Thursday, prompting a shelter-in-place order for two East Texas cities, officials ...

A new study confirms directly what scientists previously knew only indirectly -- that poisonous "rotten egg" gas hydrogen sulfide is generated by the body's blood vessel cells. Researchers made the ...