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from The American Heritage® Dictionary of the English Language, 4th Edition

Greek, from hepta, seven; see septm̥ in Indo-European roots.


  • (Apparently, it was fear of litigation and liability that drove the ATSDR, which is an arm of the Centers for Diseases Control, to deny the obvious problem with the toxic trailers.)

    Carl Pope: Risking the Lives of the Unborn

  • He called ATSDR "a complacent agency, choosing to produce outdated, inferior work products."

    Macon Telegraph: Homepage

  • The screening results indicated that chemical concentrations in most areas are below ATSDR health standards of concern.


  • According to an EPA news release about the sampling, These screening data were evaluated against the Agency for Toxic Substances and Disease Registry (ATSDR) air short-term health standards in order to provide an initial assessment of air quality.


  • Exposure limits for mercury in infants less than or equal to 6 months of age by percentile body weight established by the Environmental Protection Agency (EPA), the Agency for Toxic Substance Disease Registry (ATSDR), and the Food and Drug Administration (FDA)


  • Contains a toxicology section with information on lead poisoning, lists of Internet resources, links to National Library of Medicine, British Toxicology Society, ATSDR, American Board of Forensic Toxicology, etc. Medscape

    Toxicology Web Pages

  • Toxicology Web resource links includeIRIS, CDC, Toxline, ATSDR andMSDs.

    Toxicology Web Pages

  • In 2002, the Agency for Toxic Substances and Disease Registry ATSDR and its partners prepared public-health assessment documents for 122 toxic waste sites.

    The Autoimmune Epidemic

  • In another 2002 assessment, ATSDR estimated that more than 1.7 million people live within one mile of 371 sites under assessment—the majority of which are contaminated with a range of volatile organic compounds including TCE, arsenic, and other toxic chemicals.

    The Autoimmune Epidemic

  • When viewed in September 2004 on the ATSDR website, the Public Health Statement on PBDEs stated: Recent studies have shown that levels of lower brominated PBDEs in the general population of the United States continue to rise.

    The Autoimmune Epidemic


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