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11. Stockholder's Equity (Tables)
12 Months Ended
Dec. 31, 2020
Stockholders Equity  
Summary of common stock warrants
    Number of Warrants     Exercise Prices  
Balance December 31, 2018     250,000     $ 0.25  
Issued     452,041     $ 0.65  
Balance December 31, 2019     702,041     $ 0.25 - $0.65  
Issued     5,742,858     $ 0.46  
Exercised     (250,000 )   $ 0.25  
Balance December 31, 2020     6,194,899     $ 0.46 - $0.65