sulfur bacterium — n any of various bacteria capable of reducing sulfur compounds esp one of the genus Thiobacillus * * * a bacterium that oxidizes hydrogen sulfide, sulfur, or thiosulfate … Medical dictionary
Sulfur cycle — Sulfur is one of the constituents of many proteins, vitamins and hormones. It recycles as in other biogeochemical cycles.The essential steps of the sulfur cycle are: * Mineralization of organic sulfur to the inorganic form, hydrogen sulfide:… … Wikipedia
Sulfur mustard — Sulfur mustard … Wikipedia
Sulfur dye — Sulfur dyes are the most commonly used dyes manufactured for cotton in terms of volume. They are cheap, generally have good wash fastness and are easy to apply. The dyes are absorbed by cotton from a bath containing sodium sulfide or sodium… … Wikipedia
Sulfur-reducing bacteria — get their energy by reducing elemental sulfur to hydrogen sulfide. They couple this reaction with the oxidation of acetate, succinate or other organic compounds.Several types of bacteria and many non methanogenic archaea can reduce sulfur.Some… … Wikipedia
Sulfide stress cracking — Sulfide stress cracking, or sulfide stress corrosion cracking (SSCC), is a special corrosion type, a form of stress corrosion cracking. Susceptible alloys, especially steels, react with hydrogen sulfide, forming metal sulfides and elementary… … Wikipedia
Sulfur monoxide — is a chemical compound with formula sulfuroxygen and CAS number 13827 32 2. It is an unstable species only found in the gas phase where it is in equilibrium with a dimeric form, S2O2 (sometimes called disulfur dioxide) which can be represented as … Wikipedia
Sulfur water — is a condition where the running water contains a high amount of hydrogen sulfide gas that escapes into the air when the plumbing line is opened, giving a distinct rotten egg smell.CausesThe condition is not dangerous, but indicates a high level… … Wikipedia
sulfide — [sul′fīd΄] n. a compound of sulfur with another element or a radical … English World dictionary
Sulfur — Sulfur, lat., Schwefel; Sulfide, Schwefelsäuren; Sulfurid, Schwefelverbindung; sulfuriren, schwefeln; sulfurös, schwefelig; Sulfuration, Verbindung mit Schwefel … Herders Conversations-Lexikon