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Inventories (Tables)
 6 Months Ended
Jun. 30, 2017
Inventories  
Schedule of inventories

 

Inventories as of June 30, 2017, and December 31, 2016, consisted of the following (in millions):

 

 

 

2017

 

2016

 

 

 

 

 

Raw materials

 

$
79

 

$
65

Materials and supplies

 
453

 
446

Finished goods

 
429

 
395

 

 

 

 

 

 

 
961

 
906

 

 

 

 

 

Revaluation to LIFO

 
(41)

 
(40)

 

 

 

 

 

Total

 

$
920

 

$
866