How It’s Used Hydrogen sulfide (aka dihydrogen monosulfide; sewer gas; stink damp; sulfur dihydride; sulfureted hydrogen) is a colorless gas having a strong odor of rotten eggs. The major use of the compound is in the production of elemental sulfur and sulfuric acid. Hydrogen sulfide is also employed in the production of thiorganic compounds; alkali … Continue reading Hydrogen Sulfide—and Hydrogen Sulfide Monitoring Instrumentation