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cadmium    音標拼音: [k'ædmiəm]
n. 鎘



cadmium
n 1: a soft bluish-white ductile malleable toxic bivalent
metallic element; occurs in association with zinc ores
[synonym: {cadmium}, {Cd}, {atomic number 48}]

Cadmium \Cad"mi*um\, n. [NL. See {Cadmia}.] (Chem.)
A comparatively rare element related to zinc, and occurring
in some zinc ores. It is a white metal, both ductile and
malleable. Symbol Cd. Atomic weight 111.8. It was discovered
by Stromeyer in 1817, who named it from its association with
zinc or zinc ore.
[1913 Webster]

{Cadmium yellow}, a compound of cadmium and sulphur, of an
intense yellow color, used as a pigment.
[1913 Webster]



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英文字典中文字典相關資料:
  • Cadmium - Wikipedia
    Cadmium occurs as a minor component in most zinc ores and is a byproduct of zinc production It was used for a long time in the 1900s as a corrosion-resistant plating on steel, and cadmium compounds are used as red, orange, and yellow pigments, to color glass, and to stabilize plastic
  • Cadmium - Cancer-Causing Substances - NCI
    Learn about cadmium, which may raise your risk of lung cancer Cadmium is a natural element: all soils and rocks contain some cadmium Exposure occurs mostly where cadmium products (such as batteries, pigments, metal coatings, and plastics) are made or recycled Tobacco smoke also contains cadmium
  • Cadmium | Public Health Statement | ATSDR
    If you are exposed to cadmium or cadmium compounds, many factors will determine whether you will be harmed These factors include the dose (how much), the duration (how long), and how you come in contact with it
  • Cadmium | Uses, Properties, Facts | Britannica
    Cadmium, chemical element, a metal of Group 12 of the periodic table Most cadmium produced is electroplated onto steel, iron, copper, brass, and other alloys to protect them for corrosion Cadmium is physically similar to zinc but is denser and softer
  • Cadmium - Overview | Occupational Safety and Health Administration
    Cadmium (Cd) is a soft, malleable, bluish white metal found in zinc ores, and to a much lesser extent, in the cadmium mineral greenockite Most of the cadmium produced today is obtained from zinc byproducts and recovered from spent nickel-cadmium batteries
  • What Is Cadmium? - Everyday Health
    Cadmium is a heavy metal present in certain foods and cigarette smoke People who work in professions like mining are at an elevated risk of cadmium exposure
  • What is cadmium and what are the health risks? - Anses
    This type of rock has variable, sometimes high, cadmium levels Conversely, rocks of igneous origin, such as those from South Africa or Russia, generally have low cadmium concentrations Furthermore, in France, atmospheric deposits account for 14% of cadmium inputs to agricultural soil
  • Cadmium: The Highly Toxic Metal That Powers the World
    Cadmium is a natural metal and the leading component in rechargeable batteries and solar cells It is also highly toxic and heavily regulated
  • The Facts on Cadmium | Dartmouth Toxic Metals
    The symptoms associated with cadmium exposure depend largely on how cadmium is encountered – through eating or drinking, breathing or skin contact – and over what period of time the exposure occurs
  • How long do the toxic effects of cadmium last?
    Cadmium, a toxic heavy metal, is found in many foods that humans consume, including rice, tortillas, and shellfish Excessive levels of cadmium intake can lead to adverse effects on the heart and other serious health problems





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