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Categories > topics > contamination and pollution > toxic trace element contamination
PREFERRED TERM
toxic trace element contamination  
NARROWER CONCEPTS
SCOPE NOTE
  • Introduction into the environment of elements (such as arsenic, cadmium, lead, and mercury) which have a deleterious effect on living organisms when found naturally in only minor amounts (concentrations less than 1.0 milligram per liter) in water or sediment.
URI
https://www2.usgs.gov/science/USGSThesaurus/toxic%20trace%20element%20contamination
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