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Topic: Cadmium

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  Cadmium - Wikipedia, the free encyclopedia
Even though cadmium and its compounds are highly toxic, the British Pharmaceutical Codex from 1907 states that cadmium iodide was used as a medicine to treat "enlarged joints, scrofulous glands, and chilblains".
Consequently, cadmium is produced mainly as a byproduct from mining, smelting, and refining sulfide ores of zinc, and to a lesser degree, lead and copper.
Cadmium poisoning is the cause of the itai-itai disease, which literally means "pain pain" in Japanese.
en.wikipedia.org /wiki/Cadmium   (914 words)

 Cadmium   (Site not responding. Last check: 2007-09-20)
Almost all cadmium is obtained as a by-product in the treatment of zinc, copper, and lead ores.
Cadmium compounds are used in fl and white television phospros and in blue and green phosphors for color TV tubes.
Failure to appreciate the toxic properties of cadmium may cause workers to be unwittingly exposed to dangerous fumes.
www.scescape.net /~woods/elements/cadmium.html   (347 words)

Cadmium accumulates in the thyroid, kidney, liver, and pancreas--all areas that seem to be involved in thyroid disease.
Cadmium given in combination with ethanol led to a pronounced increase in cadmium absorption and accumulation in all the tissues studied relative to both non-exposed controls and rats treated with cadmium alone.
It was concluded that rhTGF beta 1 induces a tolerance to cadmium in cultured endothelial cells, caused by a decrease in the cadmium accumulation in the particulate fraction of the cells.
www.ithyroid.com /cadmium.htm   (13383 words)

 EPA Ground Water & Drinking Water > breadcrumb? > Consumer Factsheet on: CADMIUM
The greatest use of cadmium is primarily for metal plating and coating operations, including transportation equipment, machinery and baking enamels, photography, television phosphors.
Cadmium occurs naturally in zinc, lead, copper and other ores which can serve as sources to ground and surface waters, especially when in contact with soft, acidic waters.
Major industrial releases of cadmium are due to waste streams and leaching of landfills, and from a variety of operations that involve cadmium or zinc.
www.epa.gov /safewater/contaminants/dw_contamfs/cadmium.html   (950 words)

Cadmium is not mined, but it is a by-product of the smelting of other metals such as zinc, lead and copper.
Cadmium is used in nickel-cadmium rechargeable batteries and for metal plating.
Once cadmium is in the air, it spreads with the wind and settles onto the soil or surface water as dust.
www.idph.state.il.us /envhealth/factsheets/cadmium.htm   (1049 words)

 ATSDR - ToxFAQs™: Cadmium
Cadmium is a natural element in the earth's crust.
Long-term exposure to lower levels of cadmium in air, food, or water leads to a buildup of cadmium in the kidneys and possible kidney disease.
Skin contact with cadmium is not known to cause health effects in humans or animals.
www.atsdr.cdc.gov /tfacts5.html   (959 words)

 Cadmium - NSC   (Site not responding. Last check: 2007-09-20)
Cadmium is most often found in combination with other elements, such as oxygen (cadmium oxide), chlorine (cadmium chloride), or sulfur (cadmium sulfide).
Most cadmium used in the United States is a soft, bluish metal or grayish powder obtained as a by-product from the treatment of copper, lead and iron ores.
Thirty-five percent of cadmium is used for metal plating, 25 percent for nickel-cadmium and other batteries, 20 percent for pigments, 15 percent for plastic stabilizers, and 5 percent for other uses, including pesticides, alloys, and chemical reagents and/or intermediates.
www.nsc.org /library/chemical/cadmium.htm   (981 words)

 RAIS: Cadmium (7440-43-9)
Cadmium is transported in the blood and widely distributed in the body but accumulates primarily in the liver and kidneys (Goyer, 1991).
Cadmium burden (especially in the kidneys and liver) tends to increase in a linear fashion up to about 50 or 60 years of age after which the body burden remains somewhat constant.
Inhalation absorption usually involves cadmium in a particulate matter form with absorption being a function of deposition, which in turn is dependent upon the particle size (particles >= 10µm diameter tend to be deposited in the upper airways and particles <= 0.1 &micro;m diameter are deposited in the alveolar region).
risk.lsd.ornl.gov /tox/profiles/cadmium.shtml   (3382 words)

Cadmium compounds are used in fl and white television phosphors and in blue and green phosphors for color TV tubes.
Cadmium appears in the workplace in solder, a neutron absorbent in the nuclear industry, alkaline storage batteries, an amalgam in dentistry, a stabilizer for polyvinyl chloride, engravings and pigments.
Cadmium constitutes a significant environmental pollutant and humans are exposed through food, water, air and especially, heavy smoking.
www.speclab.com /elements/cadmium.htm   (1358 words)

 USGS Minerals Information: Cadmium
Cadmium, a soft, malleable, ductile, bluish-white metal, was discovered in Germany in 1817 and for 100 years Germany remained the only important producer.
About three-fourths of cadmium is used in batteries; the remaining one-fourth is used for pigments, coatings and plating, and as stabilizers for plastics.
Cadmium Recycling in the United States in 2000
minerals.usgs.gov /minerals/pubs/commodity/cadmium   (204 words)

 Chemistry : Periodic Table : cadmium : key information
Cadmium is a soft, bluish-white metal and is easily cut with a knife.
The isolation of cadmium is associated with zinc recovery as cadmium is an impurity in zinc ores.
Before electrolysis to produce zinc, the cadmium impurity and is removed as a precipitate by the addition of zinc dust as cadmium sulphate.
www.webelements.com /webelements/elements/text/Cd/key.html   (327 words)

 Cadmium (CASRN 7440-43-9), IRIS, Environmental Protection Agency
Four studies of workers exposed to cadmium dust or fumes provided evidence of a statistically significant positive association with prostate cancer (Kipling and Waterhouse, 1967; Lemen et al., 1976; Holden, 1980; Sorahan and Waterhouse, 1983), but the total number of cases was small in each study.
Exposure of Wistar rats by inhalation to cadmium as cadmium chloride at concentrations of 12.5, 25 and 50 ug/cu.m for 18 months, with an additional 13-month observation period, resulted in significant increases in lung tumors (Takenaka et al., 1983).
Cadmium treatment in vivo or in vitro appears to interfere with spindle formation and to result in aneuploidy in germ cells of mice and hamsters (Shimada et al., 1976; Watanabe et al., 1979; Gilliavod and Leonard, 1975).
www.epa.gov /iris/subst/0141.htm   (1811 words)

Cadmium, selenium, gold, silver, tellurium, barium, and other rare metals are associated with the ores in these deposits.
Cadmium, found for example in pigments and bakeware, is classified by the government as a "known carcinogen.".
Cadmium has been linked to lung and prostate cancer, kidney problems and bone disease and is found in potentially dangerous concentrations in phosphate rock on...
carcinogens.cancer-help.org /Cadmium.html   (12000 words)

 California Code of Regulations, Title 8, Section 5207. Cadmium.
This standard applies to all occupational exposures to cadmium and cadmium compounds, in all forms, and in all industries except the construction-related industries, which are covered under section 1532.
Employee exposure and similar language referring to the air cadmium level to which an employee is exposed means the exposure to airborne cadmium that would occur if the employee were not using respiratory protective equipment.
The employer shall temporarily remove an employee from work where there is excess exposure to cadmium on each occasion that medical removal is required under subsections (l)(3), (l)(4), or (l)(6) and on each occasion that a physician determines in a written medical opinion that the employee should be removed from such exposure.
www.dir.ca.gov /title8/5207.html   (8020 words)

 Website Design & Online Marketing, Perth WA | Cadmium
In 2005 Cadmium Design and Development moves into its third year of operation as one of Joondalup's premier website design businesses offering website design and online marketing to clients throughout Australia.
Based in the City of Joondalup, just 25 minutes north of Perth, Cadmium has clients ranging from Coral Bay to Busselton, Perth to Sydney as well as the United States.
Cadmium is not just another web development business, we are your web development partner, working with you from start to finish and beyond to make sure your website keeps working for you.
www.cadmium.com.au   (161 words)

 Cadmium [Cd] [48] - Chemical element datasheet - Periodic Table of the Elements - ChemGlobe
Cadmium [Cd] [48] - Chemical element datasheet - Periodic Table of the Elements - ChemGlobe
Its compounds are found in paint pigments and a wide variety of intense colors.
Boiling cadmium gives off a weird, yellow-colored vapor that is poisono
pol.spurious.biz /projects/chemglobe/ptoe/_/48.html   (66 words)

 Cadmium Systems Ltd
Find the freshest imagery here from all the best in Royalty Free, PLUS footage, music and fonts.
Featuring a range of collections exclusive to Cadmium.
Working on a tight budget, but still need good quality imagery?
www.cadmium.co.uk   (63 words)

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