INVENTORIES (Tables)

12 Months Ended

Dec. 31, 2018

Inventory Disclosure [Abstract]

Schedule of Inventory

The following table provides a breakdown of inventories:

Inventories at Dec 31
In millions	2018			2017
Finished goods	$	4,313		$	3,888
Work in process	1,335			906
Raw materials	674			631
Supplies	826			790
Total	$	7,148		$	6,215
Adjustment of inventories to a LIFO basis	(249		)	(170		)
Total inventories	$	6,899		$	6,045