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Keyword: chromium

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  • Sweet Solution for Chromium Pollution

    04/09/2007 10:38:26 PM PDT · by neverdem · 4 replies · 832+ views
    ScienceNOW Daily News ^ | 29 March 2007 | Phil Berardelli
    Researchers may have found a sugar-coated answer to a toxic waste problem. At a presentation yesterday at the semiannual meeting of the American Chemical Society in Chicago, Illinois, a team of chemists reported that a sugar-based solution effectively reduced the threat of the heavy metal chromium, without creating new pollution headaches in the process. Chromium, like some of its chemical cousins, can be either beneficial or harmful to living things, depending on its form, concentration, and method of absorption. Chromium III, for example, the metal's natural state, is stable and an essential nutrient. On the other hand, hexavalent chromium--or Cr(VI)--is...
  • FDA Says It Was a Chromium Compound That Sickened Cattle in Washington State

    06/24/2004 6:50:52 PM PDT · by Pharmboy · 19 replies · 272+ views
    Associated Press ^ | Jun 24, 2004 | Melanthia Mitchell
    SEATTLE (AP) - The Food and Drug Administration identified the substance that killed some dairy cows this month as a chromium compound, and a newspaper reported it contained chromium 6, the chemical investigated by activist Erin Brockovich. The FDA news release Wednesday did not say how the compound - a tacky, reddish-brown substance - might have gotten on the cattle. "It's not something we use in the dairy industry," said Jay Gordon, executive director for the state Dairy Federation. Ten cows became sick and three died after Enumclaw farmer John Koopman found the substance on them June 6. Their backs...