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Inventories
12 Months Ended
Dec. 31, 2011
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 32% of total inventories at
December 31, 2011 and 2010. Cost of other inventories is determined by costing methods that approximate a first-in, first-out ("FIFO") basis.

Inventories at December 31 were as follows (in millions):
 
2011
 
2010
Raw materials, work-in-process and supplies
$
2,847

 
$
2,812

Finished products
3,982

 
3,970

Total inventories under FIFO
6,829

 
6,782

Less: LIFO adjustment
(928
)
 
(865
)
   Total inventories
$
5,901

 
$
5,917