MetalsMetals, HeavyCadmiumMercuryArsenicLeadTrace ElementsChromiumPondsMercury PoisoningMercury CompoundsSpectrophotometry, AtomicZincPhytochelatinsBody BurdenCopperWater Pollutants, ChemicalCadmium PoisoningArsenic PoisoningMetallothioneinEnvironmental PollutantsHazardous SubstancesHairEnvironmental MonitoringMethylmercury CompoundsSoil PollutantsBiodegradation, EnvironmentalLead PoisoningEnvironmental ExposureIronMetals, AlkaliCobaltNickelMetals, Alkaline EarthManganeseCations, DivalentChelating AgentsMetals, Rare EarthIonsCoordination ComplexesMetal Ceramic AlloysMagnesiumBinding SitesMetalloproteinsMetals, LightKineticsDental AlloysChromium AlloysModels, MolecularWeldingCationsMolecular Sequence DataMetallurgyCatalysisHydrogen-Ion Concentration