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Consolidated Statements of Cash Flows (Unaudited) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Adjustments to reconcile net loss to net cash used in operating activities;    
Gain on sale of equipment $ 404,023 $ 204,253
Stock based compensation 15,855 16,226
Changes in Assets and Liabilities    
Decrease in accounts receivable 280,821 8,690
Decrease in inventories (374,850) (43,143)
Increase (decrease) in accounts payable (367,435) 6,893
Increase in accrued expenses (337,424) 42,365
Decrease in fair value of warrants and convertible feature of long term debt (425,475)
NET CASH USED IN OPERATING ACTIVITES (493,214) 312,157
CASH FLOWS FROM INVESTING ACTIVITIES    
Purchase of equipment (212,487) (909,645)
Proceeds from sale of fixed assets
Decrease in license fees (45,000)
Net cash Used in Investing activities (2,564,238) (49,906)
CASH FLOWS FROM FINANCING ACTIVITIES    
Net proceeds from issuance of Notes 2,729,131 1,213,553
Net cash provided by financing activities 863,354 747,449
Net Increase (Decrease) in Cash 112,653 149,961
Cash - Beginning of period 1,598,749 565,461
Cash - End of period 1,711,402 715,422
Supplemental Disclosure of Non-Cash Financing Activities:    
Inventory transferred to fixed assets 30,000
Cash paid for interest $ 184,820 $ 83,578