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  1. Hydrogen sulfide - Wikipedia

    Hydrogen sulfide is most commonly obtained by its separation from sour gas, which is natural gas with a high content of H2S. It can also be produced by treating hydrogen with molten elemental sulfur at …

  2. Hydrogen Sulfide - Overview | Occupational Safety and Health ...

    Hydrogen sulfide (also known as H 2 S, sewer gas, swamp gas, stink damp, and sour damp) is a colorless gas known for its pungent "rotten egg" odor at low concentrations.

  3. What Is H2S Gas and What Are Its Dangers? - Biology Insights

    Jul 31, 2025 · Hydrogen sulfide (H2S) is a naturally occurring gas that poses serious risks. It is recognized for its distinctive odor and the dangers it presents to human health and safety.

  4. H2S Gas — Everything You Need to Know About Hydrogen Sulfide

    May 30, 2025 · Hydrogen sulfide (H₂S) is a naturally occurring gas that’s as dangerous as it is common in certain industries. It’s colourless, flammable, and highly toxic—even small amounts can present …

  5. Hydrogen sulfide (H2S) is a colorless gas recognized by its strong “rotten egg” odor. People can detect H2S at extremely low concentrations, with reported odor thresholds ranging from approximately 0.5 …

  6. What Is H2S? Understanding Hydrogen Sulfide | Trojan Safety

    Aug 29, 2024 · H2S is a colorless, flammable gas with a rotten egg odour that is found in natural environments and industrial processes. It poses serious health risks, including respiratory issues, …

  7. Hydrogen Sulfide (H2S) Overview: The Risks, Industry Exposure ...

    Mar 5, 2025 · What is H2S gas? Hydrogen sulfide is a highly flammable, toxic, and corrosive gas found in several industries including oil and gas, wastewater, and chemical processing.

  8. Understanding Hydrogen Sulfide (H2S): Properties, Dangers ...

    Jul 26, 2025 · Hydrogen sulfide, commonly abbreviated as H2S, is an inorganic compound that presents a range of unique properties and potential hazards. With a molecular weight of 34.076, H2S is …

  9. Understanding H2S gas: low vs. high concentrations and safety ...

    May 13, 2025 · Hydrogen sulfide (H2S) is a colorless, highly toxic gas with a characteristic rotten egg smell at low concentrations. It is commonly found in industries such as oil and gas, wastewater …

  10. Understanding the Dangers of H2S Gas: Safety Tips and ...

    Nov 12, 2019 · Learn about the hazards of H2S gas and how to protect yourself and your employees. This article provides essential safety tips, prevention strategies, and the importance of awareness in …