More than 54,000 oil and gas wells in Texas are associated with dangerous concentrations of hydrogen sulfide. This invisible poisonous gas can be deadly at high levels of direct exposure. Chronic ...

Preliminary investigations into the deaths of six people at a Northern Colorado dairy farm point toward the dairy farm workers being exposed to the toxic gas known as hydrogen sulfide, or "H2S." The ...

At-a-Glance: Core offshore safety officer credentials: OPITO BOSIET/HUET, NEBOSH IGC, H2S/SCBA, First Aid with AED/Oxygen, offshore medical, and task permits (PTW, Confined Space, Working at Height).