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Inventories, Net (Tables)
6 Months Ended
Jun. 30, 2021
Inventory Disclosure [Abstract]  
Inventories, Net Inventories, net consisted of the following:
June 30,
2021
December 31,
2020
Raw materials$218 $170 
Work-in-process111 103 
Finished goods, net497 668 
Materials and supplies, net194 196 
Inventories, net – current$1,020 $1,137