Pemex leak that killed two contractors is under federal scrutiny, and investigators just released an update with details of ...

However, under normal conditions it is relatively stable, only reacting slowly with oxygen to form sulfur dioxide and water ...

Hydrogen sulfide (H 2 S), a toxic and corrosive byproduct of fossil fuel extraction, poses significant environmental and industrial challenges. While the conventional Claus process converts H 2 S ...

ExxonMobil reported a release of hydrogen sulfide gas Friday at its 634,400 b/d Beaumont, Texas, refinery, according to a company filing with the Texas Commission on Environmental Quality on Monday.