ArsenicArsenic PoisoningArsenicalsOxidesWater Pollutants, ChemicalCacodylic AcidArsenitesArsenatesDrinking WaterSodium CompoundsWater SupplyBangladeshEnvironmental ExposureNailsWater Pollution, ChemicalWater WellsSoil PollutantsEnvironmental MonitoringNew HampshireWater PollutantsGroundwaterSkin DiseasesFood ContaminationSpectrophotometry, AtomicRoxarsonePterisArsenate ReductasesAntimonyEnvironmental PollutantsIon PumpsArsenite Transporting ATPasesMetallurgyMiningMetals, HeavyCarcinogens, EnvironmentalChileAquaglyceroporinsHairFresh WaterMethylationWoodCoalWater PurificationEpidemiological Monitoring