XML 36 R27.htm IDEA: XBRL DOCUMENT v3.22.2
EQUITY (Details 2)
12 Months Ended
Feb. 28, 2022
Feb. 28, 2021
Dividend yield 0.00% 0.00%
Minimum [Member]    
Expected life of warrants and options 3 years 5 years
Volatility of warrants 79.33% 118.89%
Risk free interest rate 0.47% 0.36%
Maximum [Member]    
Expected life of warrants and options 5 years 10 years
Volatility of warrants 108.26% 120.59%
Risk free interest rate 1.18% 0.59%