Tag: Ground Water

MECHANISM OF ARSENIC CONTAMINATION IN GROUNDWATER

  Presently, there are two well-known theories about the mechanism of arsenic contamination in groundwater. These are oxidation and oxy-hydroxide reduction theory. The oxidation theory is so far the accepted theory. Pyrite Oxidation Hypothesis Arsenic is believed to be found in particular sulphide minerals ( pyrites ) which are deposited within the aquifer sediments . The reducing of groundwater table due to over exploitation of groundwater for irrigation has initiated…

June 2023
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