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INVENTORIES (Notes)
 12 Months Ended
Dec. 31, 2021
Inventory Disclosure [Abstract]  
INVENTORIES INVENTORIES
The following table provides a breakdown of inventories:

Inventories at Dec 31
In millions20212020
Finished goods$4,554 $3,140 
Work in process1,615 996 
Raw materials822 598 
Supplies866 933 
Total$7,857 $5,667 
Adjustment of inventories to the LIFO basis(485)34 
Total inventories$7,372 $5,701 

Inventories valued on the LIFO basis represented 27 percent of the total inventories at December 31, 2021 and 30 percent of the total inventories at December 31, 2020.