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Inventories (Tables)
 3 Months Ended
May 31, 2021
Inventories
Inventories are stated at the lower of cost (first in, first out) or market and consisted of the following (in thousands):
 
    
May 31,
2021
     
February 28,
2021
  
Raw materials
   
$
2,880
 
   
$
2,888
 
Work-in-process
   
 
933
 
   
 
1,166
 
Finished goods
   
 
929
 
   
 
771
 
    
 
 
     
 
 
  
    
 
4,742
 
   
 
4,825
 
Reserves for obsolescence
   
 
(813
) 
   
 
(798
) 
    
 
 
     
 
 
  
    
$
3,929
 
   
$
4,027