CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
CASH FLOWS FROM OPERATING ACTIVITIES OF CONTINUING OPERATIONS:
Net income from continuing operations	$ 30,397	$ 270,349
Adjustments to reconcile net income from continuing operations to net cash provided (used) by operating activities of continuing operations:
Depreciation and amortization	220,633	154,458
Accretion of asset retirement obligation	36,541	750
Loss on disposal of property, plant, and equipment	17,494	0
Write down of inventory to net realizable value	10,501	0
Share-based compensation	300,847	0
Allowance for doubtful accounts on accounts receivable	(14,258)	43,560
Other non-cash items	(16,106)	(13,621)
Changes in operating assets and liabilities:
Accounts receivable	(754,246)	(567,077)
Inventories, net	546,299	(265,804)
Prepaid expenses and other current assets	(198,860)	(240,225)
Other assets	(2,119)	0
Accounts payable	213,953	(253,580)
Accrued liabilities	47,660	(52,935)
Accrued liabilities - directors	36,439	145,413
Royalties payable	(39,512)	(389,716)
Net cash provided (used) by operating activities of continuing operations	435,663	(1,168,428)
CASH FLOWS FROM INVESTING ACTIVITIES OF CONTINUING OPERATIONS:
Proceeds from redemption of certificates of deposit	50,682	0
Purchases of properties, plant, and equipment	(150,721)	(1,195,534)
Net cash used by investing activities of continuing operations	(100,039)	(1,195,534)
CASH FLOWS FROM FINANCING ACTIVITIES OF CONTINUING OPERATIONS:
Payments on dividends payable	0	(787,730)
Principal payments on long-term debt	(39,071)	(46,370)
Net cash used by financing activities of continuing operations	(39,071)	(834,100)
Net cash flows provided (used) by continuing operations	296,553	(3,198,062)
CASH FLOWS FROM DISCONTINUED OPERATIONS:
Net cash provided (used) by operating activities	195,303	(2,023,067)
Net cash used by investing activities	0	(152,322)
Net cash flows provided (used) by discontinued operations	195,303	(2,175,389)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH	491,856	(5,373,451)
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	12,446,491	13,744,215
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