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Manufacturers are required to report certain information to Ecology by Chapter 70.285 RCW and Chapter 173-901 WAC. This dataset contains information on the concentrations of copper, nickel, zinc, and antimony in brake friction materials sold in Washington State. Each row represents one formula.https://data.wa.gov/d/i7iu-f74kCreated: 2013-07-23Modified : 2016-07-22Update by syncSocrata script at: 2017-01-05 01:16:37.492000

Dataset Attributes

  • antimonywtpercent
    Text
    {"value"=>"0", "count"=>585} (), {"value"=>"1", "count"=>21} (), {"value"=>"3", "count"=>19} (), {"value"=>"4", "count"=>14} (), {"value"=>"0.1", "count"=>13} (), {"value"=>"0.01", "count"=>11} (), {"value"=>"1.1", "count"=>10} (), {"value"=>"1.8", "count"=>8} (), {"value"=>"2", "count"=>8} (), {"value"=>"2.1", "count"=>6} ()
  • zincwtpercent
    Text
    {"value"=>"0", "count"=>644} (), {"value"=>"0.01", "count"=>30} (), {"value"=>"0.4", "count"=>19} (), {"value"=>"1", "count"=>14} (), {"value"=>"0.35", "count"=>12} (), {"value"=>"0.3", "count"=>12} (), {"value"=>"0.48", "count"=>11} (), {"value"=>"0.2", "count"=>8} (), {"value"=>"0.02", "count"=>8} (), {"value"=>"3", "count"=>8} ()
  • nickelwtpercent
    Text
    {"value"=>"0", "count"=>931} (), {"value"=>"0.01", "count"=>42} (), {"value"=>"0.1", "count"=>8} (), {"value"=>"0.02", "count"=>7} (), {"value"=>"0.03", "count"=>4} (), {"value"=>"0.09", "count"=>1} (), {"value"=>"0.07", "count"=>1} (), {"value"=>"0.04", "count"=>1} (), {"value"=>"0.22", "count"=>1} (), {"value"=>"0.05", "count"=>1} ()
  • lightvechicleflag
    Text
  • copperwtpercent
    Text
    {"value"=>"0", "count"=>351} (), {"value"=>"0.01", "count"=>20} (), {"value"=>"0.1", "count"=>14} (), {"value"=>"0.02", "count"=>12} (), {"value"=>"11", "count"=>11} (), {"value"=>"9.1", "count"=>9} (), {"value"=>"11.7", "count"=>8} (), {"value"=>"10", "count"=>8} (), {"value"=>"8.11", "count"=>7} (), {"value"=>"5", "count"=>7} ()
  • id
    Number

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