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INVENTORIES Inventories (Tables)
6 Months Ended
Jun. 30, 2020
Inventory [Abstract]  
Schedule of Inventory, Current [Table Text Block]
Inventories
June 30, 2020
December 31, 2019
In millions
Finished goods
$
2,671

$
2,621

Work in process
821

855

Raw materials
582

599

Supplies
233

244

Total inventories
$
4,307

$
4,319