Research and Development Expenses (Tables)
 3 Months Ended
May 31, 2023
Research and Development Expenses  
Research And Development Expenses

 

 

May 31, 2023

 

 

May 31, 2022

 

Employee compensation

 

$1,446

 

 

$2,287

 

Machinery and equipment expenditures

 

 

1,236

 

 

 

1,890

 

External engineering

 

 

1,155

 

 

 

1,596

 

Plant and laboratory operating expenses

 

 

469

 

 

 

866

 

Other

 

 

184

 

 

 

161

 

 

 

$4,490

 

 

$6,800