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Inventories (Tables)
 6 Months Ended
Jun. 30, 2015
Inventories  
Inventories (in millions)

 

 

2015

 

2014

 

 

 

 

 

 

 

Raw materials

 

$
74

 

$
71

 

Materials and supplies

 
638

 
585

 

Finished goods

 
497

 
485

 

 

 

 

 

 

 

 

 
1,209

 
1,141

 

 

 

 

 

 

 

Revaluation to LIFO

 
(89)

 
(89)

 

 

 

 

 

 

 

Total

 

$
1,120

 

$
1,052