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Research and Development Expenses (Tables)

6 Months Ended

Aug. 31, 2023

Research and Development Expenses

Research And Development Expenses

		August 31, 2023				August 31, 2022
Employee compensation		$	1,373			$	2,068
Machinery and equipment expenditures			-				1,184
External engineering			141				611
Plant and laboratory operating expenses			447				584
Tax credits			(22	)			(839	)
Other			99				143
		$	2,038			$	3,751

		August 31, 2023				August 31, 2022
Employee compensation		$	2,819			$	4,355
Machinery and equipment expenditures			1,236				3,073
External engineering			1,297				2,206
Plant and laboratory operating expenses			916				1,450
Tax credits			(47	)			(908	)
Other			307				376
		$	6,528			$	10,552