| heavy metals |
Metallic elements with high atomic weights that tend to be toxic and bioaccumulate. Examples are mercury, arsenic, lead, etc.
출처: www.ene.gov.on.ca/envision/deloro/glossary.htm
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| heavy metals |
Metals of high atomic weight, like iron, copper, cadmium, mercury, lead. Many heavy metals are extremely toxic.
출처: www.aquaspex.com.au/info/dictionary.html
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| heavy metals |
Group of metals, including mercury, zinc, copper, cadmium, vanadium and lead. Harmful if spread in the environment.
출처: www.dsm.com/en_US/html/sustainability/glossary.htm
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| heavy metals |
Trace elements, such as lead, iron, cadmium, copper, mercury, nickel, and chromium, that occur naturally in rock formations and that can become concentrated to reach hazardous levels. These elements do not break down and can accumulate to toxic levels in people or plants. Accumulation of heavy metals in people can occur through eating, drinking or breathing.
출처: www.sric.org/voices/2000/v1n1/glossary.html
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| heavy metals |
Metallic elements, including those required for plant and animal nutrition, in trace concentration but which become toxic at higher concentrations. Examples are mercury (Hg), selenium (Se), molybdenum (Mo), cadmium (Cd), and lead (Pb).
출처: www.sea-us.org.au/isl/islspeak.html
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