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Topic: Radium


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  ATSDR - ToxFAQs™: Radium
Radium has been used as a radiation source for treating cancer, in radiography of metals, and combined with other metals as a neutron source for research and radiation instrument calibration.
Radium is present at very low levels in rocks and soil and may strongly attach to those materials.
Exposure to high levels of radium results in an increased incidence of bone, liver, and breast cancer.
www.atsdr.cdc.gov /tfacts144.html   (0 words)

  
  Radium - Wikipedia, the free encyclopedia
Radium preparations are remarkable for maintaining themselves at a higher temperature than their surroundings, and for their radiations, which are of three kinds: alpha particles, beta particles, and gamma rays.
Radium (usually in the form of radium chloride) is used in medicine to produce radon gas which in turn is used as a cancer treatment.
Radium was originally acquired from pitchblende ore from Joachimsthal, Bohemia (7 metric tons of pitchblende yields 1 gram of radium).
en.wikipedia.org /wiki/Radium   (1126 words)

  
 AllRefer.com - radium, Compound & Element (Compounds And Elements) - Encyclopedia
Radium is also used as a neutron source (mixed with beryllium) and as a gamma-ray source.
Radium is present in all uranium minerals and is widely distributed in small amounts.
Radium is a dangerous material; prolonged exposure to even small amounts may cause cancer, anemia, or other disorders.
reference.allrefer.com /encyclopedia/R/radium.html   (542 words)

  
 Radium Girls - Wikipedia, the free encyclopedia
The Radium Girls was the name given to women subjected to radiation exposure at the United States Radium Corporation factory, in Orange, New Jersey, beginning during World War I, five of whom gained notoriety for their efforts in challenging their employer in court.
From 1917 to 1926, U.S. Radium Corporation was engaged in the extraction and purification of radium from carnotite ore to produce luminous paints, which were produced under the brand name 'Undark'.
The Radium Girls saga holds an important place in the history of both the progression of the field of health physics and of the labor rights movement.
en.wikipedia.org /wiki/Radium_Girls   (775 words)

  
 radium. The Columbia Encyclopedia, Sixth Edition. 2001-05
The most important property of radium and its compounds is their radioactivity; radiotherapy is used in medicine in the treatment of cancer.
Radium was discovered in 1898 by Pierre and Marie Curie in pitchblende given them by Austria after the uranium salts had been removed for use in glass manufacture.
Metallic radium was isolated by electrolysis in 1910 by Marie Curie and André Debierne; they first formed a mercury-radium amalgam by electrolysis and then removed the mercury by distillation.
www.bartleby.com /65/ra/radium.html   (491 words)

  
 Radium   (Site not responding. Last check: )
Detection of the nuclear decay of radium, as indicated by the emanation of alpha, beta, and gamma radiation, was in part responsible for the revolution of physics that occurred between 1895 and 1910, for it had previously thought that atoms were permanent and indestructible entities.
Radium is the heaviest of the alkaline-earth metals.
Radium is used as a portable source of neutron radiation in medicine and industry.
nobel.scas.bcit.ca /resource/ptable/ra.htm   (346 words)

  
 Radium | Radiation Protection Program | US EPA
Radium is a radionuclide formed by the decay of uranium and thorium in the environment.
Radium was discovered in 1898 by French physicist and Nobel laureate Marie Curie in pitchblende (a uranium and radium-bearing mineral).
Radium is a radiation source in some industrial radiography devices, a technology similar to x-ray imaging used in industry to inspect for flaws in metal parts.
www.epa.gov /radiation/radionuclides/radium.htm   (0 words)

  
 Jumpgate - Database:Commodities:Radium   (Site not responding. Last check: )
Radium is a silver-white metal that oxidizes immediately upon exposure to air.
The element is used and handled in the form of radium chloride or radium bromide and practically never in the metallic state, other than as a catalyst in plasma based weaponry.
Radiation from radium has a harmful effect upon living cells, and radium burns are caused by overexposure to the rays.
www.jossh.com /database/commodities/radium.html   (63 words)

  
 Radium (Ra) - Chemical properties, Health and Environmental effects
Radium levels in drinking water may be high when it is extracted from deep wells that are located near radioactive waste disposal sites.
Radium is constantly produced by the radioactive decay of uranium and thorium.
Radium is present at very low levels in rocks and soil and strongly attaches to those materials.
www.lenntech.com /Periodic-chart-elements/Ra-en.htm   (315 words)

  
 Chemistry : Periodic Table : radium : key information
Radium paint was used in the mid 1900s to paint the hands and numbers of some clocks and watches.
The paint was composed of radium salts and a phosphor and glowed in the dark.
Radium is over a million times more radioactive than the same mass of uranium.
www.webelements.com /webelements/elements/text/Ra/key.html   (360 words)

  
 Radium (Element)   (Site not responding. Last check: )
Curie and Debierne by the electrolysis of a solution of pure radium chloride, employing a mercury cathode; on distillation in an atmosphere of hydrogen this amalgam yielded the pure metal.
Radium is obtained commercially as the bromide or chloride; it is doubtful if any appreciable stock of the isolated element now exists.
Radium is a radiological hazard and inhalation, injection, or body exposure can cause cancer and other body disorders.
www.tamuk.edu /chemistry/WebElements/radium_element.htm   (133 words)

  
 Radium in Drinking Water Fact Sheet
Radium (Ra) is a naturally occurring radioactive element that is present in varying amounts in rocks and soil within the earth's crust.
In Illinois, high radium levels occur primarily in the northern third of the state due to the presence of radium in the granite bedrock that surround aquifers from which water supplies are drawn.
Radium is not known to cause adverse health effects at levels generally encountered in drinking water, diet, or the environment.
www.idph.state.il.us /envhealth/factsheets/radium.htm   (797 words)

  
 Autodesk - Discreet Inferno - Radium   (Site not responding. Last check: )
Radium was challenged with creating over 210 shots including extensive visual effects and CG work in only ten days.
Radium was responsible for doing set extensions, rotoscoping and compositing, as well as creating the graphic "scratchy" appearance.
Radium's dedication and creative genius on this project contributed to an ever-entertaining and engaging video.
usa.autodesk.com /adsk/servlet/item?siteID=123112&id=5558929&linkID=5572507   (658 words)

  
 Radium
Radium was a muscular bay colt, foaled in 1903.
FATIMA was a Radium mare out of Favilla, by Desmond, and was from the family of leading American sire Star Shoot.
Radium died at the age of nineteen in 1922.
www.tbheritage.com /Portraits/Radium.html   (2366 words)

  
 It's Elemental - The Element Radium
Radium was discovered by Marie Sklodowska Curie, a Polish chemist, and Pierre Curie, a French chemist, in 1898.
Radium had been used to make self-luminous paints for watches, aircraft instrument dials and other instrumentation, but has largely been replaced by cobalt-60, a less dangerous radioactive source.
Radium is used to produce radon, a radioactive gas used to treat some types of cancer.
education.jlab.org /itselemental/ele088.html   (0 words)

  
 Radium - Wikipédia
Le radium est un métal alcalin que l'on peut trouver en très faible quantité dans les minerais d'uranium.
Le radium est le plus lourd des métaux alcalino-terreux, il est intensément radioactif et ressemble chimiquement au baryum.
Le radium est luminescent (il émet une faible couleur bleue), il se décompose dans l'eau par formation d'hydroxyde de radium, et il est un peu plus volatile que le baryum.
fr.wikipedia.org /wiki/Radium   (295 words)

  
 Radium in Drinking Water
The highest radium levels in water are found in water drawn from two rock formations; the deep sandstone of the state's eastern quarter and the crystalline granite rock of north-central Wisconsin.
In Wisconsin, most of the community water supplies which exceed the radium standard draw water from a deep sandstone aquifer and are located in a narrow band which stretches from Green Bay to the Illinois state line.
The doses ingested by the radium watch-dial painters and laboratory animals were many times greater than the radium levels in any of Wisconsin's water systems, and as expected, the associated risk from radium levels commonly found in drinking water is proportionately far lower.
www.dnr.state.wi.us /org/water/dwg/radium.htm   (1572 words)

  
 radium   (Site not responding. Last check: )
Radium is present in all uranium minerals, and could be extracted, if desired, from the extensive wastes of uranium processing.
This is pumped from the radium and sealed in minute tubes, which are used in the treatment of cancer and other diseases.
Radium loses about 1% of its activity in 25 years, being transformed into elements of lower atomic weight.
www.speclab.com /elements/radium.htm   (442 words)

  
 Radium   (Site not responding. Last check: )
Radium, Ra, is a radioactive alkaline earth metallic element which belong to Group IIa of the periodic table.
Radium occurs in pitchblende and is present in all Uranium ores.
Radium is similar in its properties to Barium.
www.ucc.ie /ucc/depts/chem/dolchem/html/elem/elem088.html   (63 words)

  
 Synthetic clay removes radium from water and soil
Radium, a natural decay product of uranium, is often found in the southwestern United States where large deposits of uranium are mined, but is also present in many other areas in rocks and soils.
When the mica is filled with radium, a shift in the layers occurs and the atoms of radium are trapped between the layered structure.
To immobilize radium from mine or mill tailings, simply mixing the clay with the tailings is sufficient.
www.eurekalert.org /pub_releases/2001-04/PS-Scrr-1004101.php   (692 words)

  
 Radium   (Site not responding. Last check: )
Originally, radium was obtained from the rich pitchblende ore found in Joachimsthal, Bohemia.
This is purged from the radium and sealed in minute tubes, which are used in the treatment of cancer and other diseases.
Radium is used in the producing of self-luminous paints, neutron sources, and in medicine for the treatment of disease.
www.scescape.net /~woods/elements/radium.html   (430 words)

  
 Radium Watch Dial Patterns X-ray Vintage Watches Radioactive
Clearly the implication was that the radium paint was directly responsible for the illness.
Radium has an interesting history: It was hailed as a miracle discovery, and was used in radiotherapy for certain cancers.
Radium, a radioacitve substance, was mixed with other ingredients to create a luminous paint for applying to the dials and hands of clocks and watches, making them glow.
alanwatch.homestead.com /page9.html   (667 words)

  
 MAudio Radium 49-Key USB MIDI Controller Keyboard - zZounds.com
Radium is perfect for applications like real-time soft synth control, virtual mixing, drum programming, live performance and more.
Radium lends itself to a wide variety of applications that help blur the difference between stage and studio.
Radium lets you leave the tedium of the mouse behind and put your hands on any 16 MIDI parameters of your choice in real time.
www.zzounds.com /item--MDORADIUM49   (530 words)

  
 Radium in Drinking Water   (Site not responding. Last check: )
Radium is formed when uranium and thorium (two other natural radioactive substances) decay (break down) in the environment.
Radium is almost everywhere: in soil, water, rocks, plants, and foods at low levels.
High radium levels can be due to the presence of radium in the rock or sands from which the well water is drawn.
www.scdhec.net /eqc/water/html/radium.html   (818 words)

  
 Radium Hot Springs, BC Rockies, British Columbia
The village of Radium Hot Springs is little more than a support system for area vacation development; gas stations, a couple of cafes, and a string of motels that grow denser as one nears the hot springs at Radium Hot Springs.
Radium Hot Springs is the perfect spot to enjoy great hiking and backpacking, rock climbing, horseback riding, fishing, river rafting, and superb wildlife viewing, and the golf courses nearby are simply world class.
Radium Hot Springs is located on Highway 3 in the BC Rockies, at the junction of Highway 93 & 95, a 90-minute drive north from Cranbrook.
www.britishcolumbia.com /hotsprings/?id=23   (754 words)

  
 C&EN: IT'S ELEMENTAL: THE PERIODIC TABLE - RADIUM
-emitter cations (uranium, protoactinium, thorium, actinium, polonium, bismuth) on barium (radium) chloride precipitation was examined.
Then the radium half-life could be determined from this count rate for a known radium weight.
Radium was used in the mid-1900s in a luminous paint to make the hands and numbers on watches glow in the dark.
pubs.acs.org /cen/80th/radium.html   (752 words)

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