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Inventories (Tables)
9 Months Ended
Sep. 30, 2021
Inventories  
Components of inventories

As of

As of

 

(in millions)

    

September 30, 2021

    

December 31, 2020

 

Finished and in process

 

$

627

 

$

584

Raw materials

 

361

 

236

Manufacturing supplies and other

 

105

 

97

Total inventories

 

$

1,093

 

$

917