INVENTORIES

12 Months Ended

Dec. 31, 2016

INVENTORIES

INVENTORIES

NOTE 4 INVENTORIES

Net carrying values of inventories valued under the LIFO method were approximately $192 million and $189 million at December 31, 2016 and 2015, respectively. Inventories consisted of the following:

Balance at December 31, (in millions)	2016			2015
Raw materials	$	65		$	73
Materials and supplies	446			568
Finished goods	395			395
	906			1,036
Revaluation to LIFO	(40		)	(50		)
Total	$	866		$	986