WELL Factsheet: Arsenic in drinking water

<p dir="ltr">Arsenic is a naturally occurring chemical widely distributed throughout the earth’s crust with a number of commercial uses, primarily in preservatives and alloying agents. It can be introduced into water through the dissolution of minerals and ores, and from industrial effluents and emissions.</p><p dir="ltr">Produced by WEDC and the London School of Hygiene and Tropical Medicine for the Department of International Development (DFID) of the UK government (now the Foreign, Commonwealth & Development Office (FCDO)), this archive collection of WELL factsheets remains relevant. It covers topics ranging from the anaerobic treatment of municipal wastewater through to water quality and safety plans.</p>