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Inventories
6 Months Ended
Jun. 30, 2014
Inventories  
Inventories

3.  Inventories

 

Major classes of inventory are as follows:

 

 

 

June 30,

 

December 31,

 

June 30,

 

 

 

2014

 

2013

 

2013

 

 

 

 

 

 

 

 

 

Finished goods

 

$

1,032

 

$

958

 

$

1,006

 

Raw materials

 

127

 

113

 

125

 

Operating supplies

 

45

 

46

 

44

 

 

 

 

 

 

 

 

 

 

 

$

1,204

 

$

1,117

 

$

1,175