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Throughout the years, many studies reported dose-dependent effects of arsenic in drinking water and skin cancer. In order to prevent new cases and death from cancerous and non-cancerous diseases, the Safe Drinking Water Act directed the Environmental Protection Agency to revise arsenic's levels and specified the maximum contaminant level (MCL).
A 2007 study found that over 137 million people in more than 70 countries are probably affected by arsenic poisoning of drinking water. The problem became a serious health concern after mass poisoning of water in Bangladesh. [1] Arsenic contamination of ground water is found in many countries throughout the world, including the US. [2]
The toxic effects of arsenic, mercury and lead were known to the ancients but methodical studies of the overall toxicity of heavy metals appear to date from only 1868. In that year, Wanklyn and Chapman speculated on the adverse effects of the heavy metals "arsenic, lead, copper, zinc, iron and manganese" in drinking water. They noted an ...
Consumption of large doses of arsenic in drinking water can also cause nausea, vomiting, diarrhea, numbness in the fingers and toes, partial paralysis or discoloration of the skin.
Arsenic exposure can lead to skin lesions, a variety of cancers, gastrointestinal bleeding, liver damage, kidney failure, gangrene, cardiovascular disease and other health affects, according to ...
"This exceedance of the arsenic drinking water standard is further evidence that violations have occurred at CRRUA," the NMED press release stated. The NMED sent the utility an information demand ...
The Department of Environmental Protection for New Jersey set a drinking water limit of 5 ppb in 2006. [198] The IDLH (immediately dangerous to life and health) value for arsenic metal and inorganic arsenic compounds is 5 mg/m 3 (5 ppb).
A dominant kind of metal toxicity is arsenic poisoning. This problem mainly arises from ground water that naturally contains high concentrations of arsenic. A 2007 study found that over 137 million people indicates that more than 70 countries may be affected by arsenic poisoning from drinking water.