ChromiumChromatesCarcinogens, EnvironmentalWeldingDiphenylcarbazideChromium CompoundsPotassium DichromateElectroplatingWater Pollutants, ChemicalSodium CompoundsDrinking WaterAir Pollutants, OccupationalMarsileaceaeStainless SteelOccupational ExposureMutagenicity TestsMetallurgyBiodegradation, EnvironmentalMutagensChromium AlloysOxidation-ReductionOccupational DiseasesDNA DamagePicolinic AcidsLungDose-Response Relationship, DrugCell SurvivalOxidative StressChromium Isotopes