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    • TABLE 1-4 Air and Blood Lead Concentrations Measured on Indoor and Outdoor Firing Ranges

    Blood Lead (μg/dL) Lead in Air (μg/m3)
    Country Settings or Tasks Job History (years) Mean Range Mean Range Reference
    China (Province of Taiwan) Employees in indoor range 4-21 37.2 22.4-59.6 GA: 134 PBZ: 413 NR Chau et al. 1995
    New Zealand Indoor small-bore rifle range Recreational shooters End of season: 55.0; start of season 33.3 GA: 140-210 PBZ: 120 George et al. 1993
    Sweden Indoor range Svensson et al. 1992
      Powder gun 10.2 13.8a 6.9-22.8 660 112-2,238
      Air gun 13.7 8.4a 2.0-22.2 4.6 1.8-7.2
    On-duty and off-duty police officers NR 5.0 1.0-18.2 NR Löfstedt et al. 1999
    >9 3.7
    United Kingdom Indoor range for police officers NR 30-59 30-160 Smith 1976
    Soldiers 4.2 19.25 9.6-30.1 TWA: 190 Brown 1983
    United States Indoor range
    Full-time employee NR 30-77 Showroom: 2.7 Novotny et al. 1987
    Part-time employee NR 17-49 Firing line: 13.6
    Midway to target: 57.4
    Target: 90.5


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