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Inventories (Tables)
3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
Schedule Of Inventory
Inventories consist of the following:
 
 
March 31,
2020
 
December 31,
2019
Finished products
 
$
566

 
$
568

Feedstock, additives, chemicals and other raw materials
 
207

 
210

Materials and supplies
 
161

 
158

Inventories
 
$
934

 
$
936