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Inventories, net
3 Months Ended
Mar. 31, 2013
Inventories, net  
Inventories, net

6. Inventories, net

        Inventories, net consisted of the following:

 
  March 31,
2013
  December 31,
2012
 
 
  (in millions)
 

Materials and supplies

  $ 0.7   $ 0.6  

Finished goods

    4.4     5.2  
           

Total

  $ 5.1   $ 5.8