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Inventories (Tables)
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Schedule Of Inventory
Inventories consist of the following:
March 31,
2021
December 31,
2020
Finished products$534 $524 
Feedstock, additives, chemicals and other raw materials255 227 
Materials and supplies166 167 
Inventories$955 $918