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Inventories, Net
9 Months Ended
Sep. 30, 2021
Inventory, Net [Abstract]  
Inventories, Net

7.  Inventories, Net

Inventories, net consists of the following:

September 30, 

December 31, 

    

2021

    

2020

(in millions)

Raw materials

$

261

$

183

Work in process

 

92

 

83

Finished goods

 

1,237

 

1,314

$

1,590

$

1,580