SulfurPetroleumExtraction and Processing IndustrySulfur CompoundsSulfur DioxideChemical IndustryFuel OilsSulfur IsotopesAmino Acids, SulfurMetallurgyMeteorologyMustard GasSulfidesPetroleum PollutionThiosulfatesSulfur OxidesIndustrial WasteOccupational DiseasesNickelOccupational ExposureHydrocarbonsAir PollutantsGasolineSulfatesChlorobiWaste WaterOxidoreductases Acting on Sulfur Group DonorsBenzenePhotobioreactorsSulfur HexafluorideAir Pollutants, OccupationalAluminum OxideIndustrial OilsChromatiaceaeChemical Warfare AgentsSulfurtransferasesDustEnvironmental MonitoringSulfur AcidsEnvironmental ExposureCysteineChlorobiumHydrogen SulfideBiodegradation, EnvironmentalOxidation-ReductionChromatiumInhalation ExposureSulfitesMethionineIndustrySmall-Area AnalysisRNA, Ribosomal, 16SAcidithiobacillusSulfonium CompoundsCysteine SynthaseSulfur-Reducing BacteriaIron-Sulfur ProteinsThiosulfate SulfurtransferaseHydrogensulfite ReductaseThiobacillusSulfhydryl CompoundsSulfur Group TransferasesMolecular Sequence DataLeukemiaSkin TestsCause of DeathThiotrichaceaeCystineEpsilonproteobacteriaSulfate AdenylyltransferaseCystathionine gamma-LyaseGammaproteobacteriaRespiratory HypersensitivityGreat BritainAcidianusCohort StudiesSeawaterMesotheliomaAir PollutionPhototrophic ProcessesNitrogenMolybdenumGeologic SedimentsPhylogenyLyasesArylsulfatasesOxidoreductasesAnaerobiosisIronSulfuric AcidsBacteriaSulfur RadioisotopesTime FactorsThiouridineCystathionineAcidithiobacillus thiooxidansBacteriochlorophyllsTetrathionic AcidNitrogen DioxideVolcanic Eruptions