Search for dissertations about: "smelter"

Showing result 1 - 5 of 24 swedish dissertations containing the word smelter.

  2. 1. Mortality and morbidity in lead smelter workers with concomitant exposure to arsenic

    Author : Nils-Göran Lundström; Lars Gerhardsson; Peter Westerholm; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Copper-lead smelter; lung cancer; lead exposure; arsenic exposure; Environmental medicine; Miljömedicin;

    Abstract : Arsenic is a well-known lung carcinogen in humans. In 2006, IARC upgraded inorganic lead as a possible human carcinogen (2A). READ MORE

  4. 2. Reproductive hazards in an industrial setting : an epidemiological assessment

    Author : Marianne Wulff; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Occupational exposure; environmental exposure; copper smelter; epidemiology; adverse reproductive outcome;

    Abstract : Background: As more women of childbearing age engage in the workforceand a lot of new chemicals are available, a growing interest of diagnosing andpreventing reproductive disorders due to occupational and environmentalexposure has occurred. The source location of this thesis is the Rönnskärcopper smelter which is situated in the north of Sweden, in the municipality of Skellefteå. READ MORE

  5. 3. Responses to reduced industrial metal emissions : An ecotoxicological study on Pied Flycatcher (Ficedula hypoleuca, Aves)

    Author : Åsa Berglund; Erik Nyholm; John Elliott; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Toxicology; Toxikologi; Other biology; Övrig biologi; ekotoxikologi; Ecotoxicology; zooekologi; Animal Ecology; environmental science; miljövetenskap;

    Abstract : Metals have been used by humans for thousands of years, and this has resulted in increased concentrations in the biosphere. The environment around point-sources, such as mines and smelters, are of particular concern, as metals may accumulate to high concentrations, and potentially reach levels toxic to the local flora and fauna. READ MORE

  6. 4. Essays on the economics of the aluminium industry

    Author : Jerry Blomberg; Luleå tekniska universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Economics; Nationalekonomi;

    Abstract : This thesis consists of an introduction and five self-contained papers all dealing with various aspects of the economics of aluminium markets and production. Paper I focuses on various efficiency issues within the global primary aluminium industry. READ MORE

  7. 5. Systemic effects of occupational exposure to arsenic : with special reference to peripheral circulation and nerve function

    Author : Birgitta Json Lagerkvist; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Arsenic toxicity; Cold-induced vasospasm; Finger systolic pressure; Nerve conduction velocity; Occupational exposure; Raynaud s phenomenon; Serotonin antagonist;

    Abstract : Smelter workers who were exposed to air-borne arsenic for a mean of 23 years, and age-matched referents, were examined with clinical, physiological, and neurophysiological methods. Exposure to arsenic in workroom air was estimated to have been around the Swedish occupational limits, which were 500 yg/m before 1975 and 50 yg/ra thereafter. READ MORE