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INVENTORIES (Tables)
3 Months Ended
Mar. 31, 2024
Inventory Disclosure [Abstract]  
Schedule of inventories
 March 31,December 31,
(Dollars in millions)20242023
Finished goods$1,247 $1,193 
Work in process307 293 
Raw materials and supplies636 618 
Total inventories at FIFO or average cost2,190 2,104 
Less: LIFO reserve421 421 
Total inventories$1,769 $1,683