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5. Equipment Sale (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Property, Plant and Equipment [Abstract]        
Proceeds from sale of equipment     $ 82,500 $ 47,175
Gain on sale of equipment $ 0 $ 0 $ 82,500 $ (32,503)