| heavy metals |
Metallic elements with high molecular weights. Such metals are often residual in the environment, exhibit biological accumulation, and are generally toxic in low concentrations. Examples include chromium, mercury, and lead.
출처: www.lbl.gov/NABIR/fieldresearch/frc/ea/ea_12_0.htm...
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| heavy metals |
Dense metals of high relative atomic mass such as lead, cadmium and mercury. Heavy metals can accumulate in the tissues and are toxic beyond certain levels, which vary from person to person.
출처: www.womenshealthmatters.ca/centres/environmental/c...
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| heavy metals |
Metals that have a density of 5.0 or higher and a high elemental weight. Most are toxic to humans, even in low concentrations.
출처: www.1st-water-filters.com/water-filtration-glossar...
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| heavy metals |
A group of elements (such as chromium, lead, copper and zinc) that can be toxic at relatively low concentrations and tend to accumulate in the food chain..
출처: www.sbcfire.org/hazmat/env_terms.asp
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| heavy metals |
Dense chemical elements such as cadmium, chromium, copper, iron, lead, manganese, mercury, nickel and zinc. They can be toxic when highly concentrated.
출처: www.education.melbournewater.com.au/content/glossa...
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