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Inventories
3 Months Ended
Sep. 30, 2012
Inventory Disclosure [Abstract]  
INVENTORIES
INVENTORIES

All inventories are stated at the lower of cost or market. Cost for a substantial portion of U.S. inventories is determined on a last-in, first-out ("LIFO") basis. LIFO was used for approximately 22% and 17% of total inventories at September 30, 2012 and December 31, 2011, respectively. Cost of other inventories is determined by costing methods that approximate a first-in, first-out ("FIFO") basis.

Inventories were as follows (in millions):
 
September 30,
2012
 
December 31,
2011
Raw materials, work-in-process and supplies
$
3,891

 
$
2,847

Finished products
5,271

 
3,982

Total inventories under FIFO
9,162

 
6,829

Less: LIFO adjustment
(954
)
 
(928
)
   Total inventories
$
8,208

 
$
5,901