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Inventories (Tables)
 12 Months Ended
Dec. 31, 2017
Text block1 [abstract]  
Disclosure of Inventories


(in millions of Euros)

    At December 31, 2017      At December 31, 2016  

Finished goods

      164        149  

Work in progress

      332        299  

Raw materials

      111        94  

Stores and supplies

      64        69  

Adjustments(A)

      (28 )       (20 ) 
  

 

 

     

 

 

  

Total inventories

      643        591  
  

 

 

     

 

 

  

 

(A) Includes Net realizable value adjustments.