Inventories (Tables)

6 Months Ended

Jun. 30, 2013

Inventory Disclosure [Abstract]

Inventories

Inventories as of June 30, 2013 and December 31, 2012 are detailed below:

	June 30, 2013		December 31, 2012
	(Millions)
Finished products	$	1,170	$	980
Work in process	157		144
Raw materials	466		443
Supplies	69		120
Total	$	1,862	$	1,687