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Inventories
3 Months Ended
Mar. 31, 2025
Inventories  
Inventories

4. Inventories

Major classes of inventory at March 31, 2025, December 31, 2024 and March 31, 2024 are as follows:

March 31,

December 31,

March 31,

    

2025

    

2024

    

2024

Finished goods

$

747

$

745

$

999

Raw materials

 

188

 

169

 

159

Operating supplies

 

50

 

49

 

52

$

985

$

963

$

1,210