Derivative liability (Tables)

12 Months Ended

Dec. 31, 2022

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of fair value of warrants calculated using a Black-Scholes model [Tale Text Block]

	December 31, 2022	October 27, 2022  (Date issued)
Stock price on valuation date	$0.19 - $	0.28
Exercise price	$0.32	$0.32
Expected term	4.8 years	5.0 years
Discount rate	3.73%	4.19%
Volatility	173.44%	175.24%
Fair value
Warrant liability	400,161	591,590