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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES OF CONTINUING OPERATIONS:    
Net income (loss) from continuing operations $ (652,700) $ 85,564
Adjustments to reconcile net income (loss) from continuing operations tonet cash provided (used) by operating activities of continuing operations:    
Depreciation and amortization 340,217 247,882
Accretion of asset retirement obligation 54,813 1,125
Noncash operating lease expense 23,442 0
(Gain) loss on sale or disposal of property, plant and equipment, net 1,242 0
Write-down of inventory to net realizable value 63,574 0
Share-based compensation 453,566 0
Allowance for doubtful accounts on accounts receivable (30,746) 43,560
Other noncash items (16,107) (11,573)
Changes in operating assets and liabilities:    
Accounts receivable (135,555) (649,540)
Inventories, net (11,234) (77,749)
Prepaid expenses and other current assets (84,914) (99,367)
Other assets (2,119) 0
Accounts payable 882,250 (63,005)
Accrued liabilities 55,576 (51,773)
Accrued liabilities - directors 34,355 206,282
Stock payable to directors (38,542) 0
Change in operating lease liability (4,831) 0
Royalties payable (48,255) (327,138)
Net cash provided (used) by operating activities of continuing operations 884,032 (695,732)
CASH FLOWS FROM INVESTING ACTIVITIES OF CONTINUING OPERATIONS:    
Proceeds from redemption of certificates of deposit 50,641 0
Proceeds from sale of properties, plants and equipment 314,125 0
Purchases of properties, plant, and equipment (223,058) (1,337,398)
Net cash provided (used) by investing activities of continuing operations 141,708 (1,337,398)
CASH FLOWS FROM FINANCING ACTIVITIES OF CONTINUING OPERATIONS:    
Payments on dividends payable 0 (787,730)
Principal payments on long-term debt (71,139) (70,049)
Net cash used by financing activities of continuing operations (71,139) (857,779)
Net cash flows provided (used) by continuing operations 954,601 (2,890,909)
CASH FLOWS FROM DISCONTINUED OPERATIONS:    
Net cash provided (used) by operating activities 158,130 (3,122,155)
Net cash used by investing activities 0 (182,322)
Net cash flows provided (used) by discontinued operations 158,130 (3,304,477)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH 1,112,731 (6,195,386)
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT BEGINNING OF PERIOD 11,954,635 19,117,666
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD 13,067,366 12,922,280
NON-CASH FINANCING AND INVESTING ACTIVITIES:    
Common stock buyback and retirement 0 202,980
Conversion of Preferred Series D to Common Stock 0 16,927
Equipment purchased with note payable 402,722 0
Noncash recognition of new leases $ 787,477 $ 0