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Inventories
6 Months Ended
Jun. 30, 2011
Inventories  
Inventories

5.  Inventories

 

Major classes of inventory are as follows:

 

 

 

June 30,

 

December 31,

 

June 30,

 

 

 

2011

 

2010

 

2010

 

 

 

 

 

 

 

 

 

Finished goods

 

$

890

 

$

786

 

$

713

 

Raw materials

 

121

 

106

 

94

 

Operating supplies

 

54

 

54

 

49

 

 

 

 

 

 

 

 

 

 

 

$

1,065

 

$

946

 

$

856