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Inventories, net
9 Months Ended
Sep. 30, 2013
Inventory Disclosure [Abstract]  
Inventories, net
2. Inventories, net

Inventories consist of (in millions):

 

     September 30,      December 31,  
     2013      2012  

Raw materials and supplies

   $ 1,191       $ 1,268   

Work in process

     1,057         905   

Finished goods and purchased products

     3,830         3,718   
  

 

 

    

 

 

 

Total

   $ 6,078       $ 5,891