Inventories
 12 Months Ended
Feb. 29, 2020
Inventories
Note 2. Inventories
Inventories consisted of the following (in thousands):
 
   
February 29,

2020
   February 28,
2019		 
Raw materials
  
$
3,497
 
  $2,973 
Work-in-process
  
 
773
 
   706 
Finished goods
  
 
1,006
 
   631 
  
 
 
   
 
 
 
  
 
5,276
 
   4,310 
Reserves for obsolescence
  
 
(796
) 
   (859) 
  
 
 
   
 
 
 
  
$
4,480
 
  $3,451 
  
 
 
   
 
 
 
The following is a roll forward of the
i
nventory
r
eserves (in thousands):
 
Description
  
Balance
at
Beginning
of Period
   
Additions:
Charged
to Costs
and
Expenses
   Deductions   
Balance 
at
 
End 
of
Period
 
February 29, 2020
  $859   $55   $(118)   $796 
February 28, 2019
  $1,399   $346   $(886)   $859 
During fiscal 2020 and 2019, the Company wrote off or disposed of inventories of $0.1 and $0.9 million, respectively, of which all were previously reserved for through inclusion in the inventory reserve.