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Selenium was originally developed by Jason Huggins in 2004 as an internal tool at ThoughtWorks. [5] Huggins was later joined by other programmers and testers at ThoughtWorks, before Paul Hammant joined the team and steered the development of the second mode of operation that would later become "Selenium Remote Control" (RC).
Selenium is found in metal sulfide ores, where it substitutes for sulfur. Commercially, selenium is produced as a byproduct in the refining of these ores. Minerals that are pure selenide or selenate compounds are rare. The chief commercial uses for selenium today are glassmaking and pigments. Selenium is a semiconductor and is used in photocells.
The isotope selenium-75 has radiopharmaceutical uses. For example, it is used in high-dose-rate endorectal brachytherapy, as an alternative to iridium-192. [8]In paleobiogeochemistry, the ratio in amount of selenium-82 to selenium-76 (i.e, the value of δ 82/76 Se) can be used to track down the redox conditions on Earth during the Neoproterozoic era in order to gain a deeper understanding of ...
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Selenium dioxide imparts a red colour to glass. It is used in small quantities to counteract the colour due to iron impurities and so to create (apparently) colourless glass. In larger quantities, it gives a deep ruby red colour. Selenium dioxide is the active ingredient in some cold-bluing solutions.
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The interview of Gary Null entitlled Fascism of Medicene is a primary source of information and his quotes which enlighten us about his highly controversial and significant viewpoints should be reinserted back into the article. --scuro 22:37, 3 February 2007 (UTC) I'm not sure if by "primary source" you intend the same as Wikipedia does.
Brian George (born 27 July 1952) is a British actor. He is best known for his roles as Pakistani restaurateur Babu Bhatt in Seinfeld (1989–1998), the Indian gynecologist father of Raj Koothrappali in The Big Bang Theory (2007–2019), the voice of Chutney in Father of the Pride (2004–2005), and spiritual guide Guru Pathik in Avatar: The Last Airbender (2005–2008).