Hydrogen sulfide (H₂S) is a colorless gas with a distinct rotten egg odor. It occurs naturally in many industries, including manure storage, oil and gas operations, sewage treatment, tank cleaning, ...

The toxic gas eyed as a possible culprit in the deaths of six dairy workers in Weld County is an infrequent but potentially dangerous feature of this type of agricultural work, while experts say the ...

This story is published in partnership with The Examination, a nonprofit newsroom that investigates global health threats. The Permian Basin of West Texas and other oil-production regions are ...

This story is published in partnership with The Examination, a nonprofit newsroom that investigates global health threats. Poisonous hydrogen sulfide gas is well-known in the oil field for its ability ...

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 ...