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Consolidated Statements of Cash Flows (Unaudited) - USD ($)
6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Cash flows from operating activities:    
Net loss $ (4,791,390) $ (5,575,853)
Adjustments to reconcile net loss to net cash used in operating activities:    
Non-cash stock compensation issued for services 244,176 116,766
Non-cash stock compensation issued to directors and employees 51,565 328,548
Fair value of stock options issued to employees 652,750 861,284
Non-cash compensation for services 90,000 30,000
Amortization of discount on notes payable 301,098
Loss from equity method investment 23,947 189,095
Depreciation and amortization 38,792 37,629
Changes in assets and liabilities:    
Accounts receivable 2,241 (6,015)
Inventory (16,416) 5,777
Prepaid expenses and other current assets (184,513) 35,069
Accounts payable and accrued expenses 432,654 23,553
Accrued compensation 256,158 (72,885)
Deferred revenue 41,311 71,457
Leasehold liability 1,829 4,655
Accrued Interest 62,938
Net cash used in operating activities (2,792,860) (3,950,920)
Cash from investing activities:    
Payments to acquire property, plant, and equipment (261,505) (8,338)
Payments to acquire intangible assets (1,517)
Investment in joint ventures (8,447) (76,937)
Net cash used in investing activities (269,952) (86,792)
Cash from financing activities:    
Proceeds from the sale of notes payable 714,000
Proceeds from the sale of common stock, net of offering costs 2,728,938 315,000
Proceeds from option exercise 2,375
Principal payments on note payable (360,151)
Net cash provided by financing activities 3,085,162 315,000
Increase (decrease) in cash and cash equivalents 22,350 (3,722,712)
Cash and cash equivalents at beginning of period 90,135 5,684,871
Cash and cash equivalents at end of period 112,485 1,962,159
Supplemental disclosure of cash flow information:    
Interest 5,720
Taxes 2,847
Noncash activities:    
Fair value of warrants issued with debt 327,390
Initial ROU asset and lease liability $ 2,312,892