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Warrants (Tables)
 3 Months Ended
Oct. 31, 2021
Warrants [Abstract]  
Schedule of warrants
   Warrants   Weighted
average
exercise
price		   Weighted
average
remaining
contractual
term (years)		 
             
Outstanding at July 31, 2021   109,506,179   $0.01    9.17 
Granted   
-
    
-
    
-
 
Exercised   
-
    
-
    
-
 
Forfeited and cancelled   (215,000)  $0.13    
-
 
Outstanding at October 31, 2021   109,291,179   $0.01    8.93 
Exercisable at October 31, 2021  82,065,885   $0.01   8.92