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Inventory, net (Tables)
3 Months Ended
Mar. 31, 2023
Inventory, net  
Schedule of inventory, net

    

March 31, 

    

December 31, 

2023

2022

Raw materials

$

37

$

44

Work in process

10

4

Total

$

47

$

48

Inventory reserve

(2)

(2)

Inventory, net

$

45

$

46