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Inventories

12 Months Ended

Dec. 31, 2017

Inventory Disclosure [Abstract]

Inventories

At the end of 2017 and 2016, inventories were comprised of:



(Dollars in Millions)		2017				2016
Raw materials and supplies		$	1,140			952
Goods in process		2,317				2,185
Finished goods		5,308				5,007
Total inventories		$	8,765			8,144