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Inventories
6 Months Ended
Jun. 30, 2019
Inventories  
Inventories

11. Inventories

Inventories are summarized as follows:

As of

As of

 

(in millions)

    

June 30, 2019

    

December 31, 2018

 

Finished and in process

 

$

520

 

$

522

Raw materials

 

289

 

250

Manufacturing supplies and other

 

56

 

52

Total inventories

 

$

865

 

$

824