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Inventories (Notes)
 3 Months Ended
Mar. 31, 2019
Inventory Disclosure [Abstract]  
INVENTORIES
INVENTORIES

Inventories were as follows (in millions):
 
December 31,
2018
 
March 31,
2019
Raw materials, work-in-process, and supplies
$
4,536

 
$
4,653

Finished products
6,684

 
7,680

Total inventories
$
11,220

 
$
12,333