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• n  a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)

• Home to the world's largest heavy metal smelting complex, more than 4 million tons of cadmium, copper, lead, nickel, arsenic, selenium and zinc are released into the air every .
• As for selenium, the upper limit is 55 micrograms a day.
• In the same study, subjects taking supplements that contained a form of selenium also showed a 63% lower risk of developing prostate cancer.

• Se
• atomic number 34

News & Articles

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• CIB studies Burton Island ecosystem
  A study of chemicals found in the Inland Bays near Burton Island, the site of a now closed coal-ash dump, showed elevated levels of selenium in samples taken near the island. The study, a collaborative effort from the Center for the Inland Bays and the Smithsonian Institution, is expected to be released in June. It was not completed in time for consideration during the Delaware Department of ...
  June 13, 2013 - Cape Gazette
• Are You Getting It Daily? neuro Makes It Easier To Support A Healthy Immune System
  LOS ANGELES, June 11, 2013 /PRNewswire/ -- neuro unveiled the newest addition to its line of great tasting drinks with a purpose: neuroDAILY, a tangerine-citrus flavor packed drink with a powerful blend of vitamin D with antioxidant vitamins A, C, E, selenium and zinc. ...
  June 11, 2013 - PR Newswire

Quotes

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• Dianne Feinstein in San Diego Union Tribune
  The USGS presents data that pilot projects ...... have caused instances of selenium in bird eggs substantially above the 10 parts per billion threshold for substantive risk,Feinstein wrote in a letter dated Tuesday. "This is a very serious...
• Dave Freudenthal in Seattle Post Intelligencer
  While the Smoky Canyon phosphate mine is located in Idaho, the people who live in the Afton-Star Valley area of Wyoming are directly affected,Freudenthal wrote earlier this month. "I have received requests expressing concern over selenium...
• Mark Whitacre in Send2Press (press release)
  Many types of selenium used in dietary supplements are unbound, inorganic, and are not the natural food form of selenium,said Mark Whitacre.