Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash Flows From Operating Activities:
Net income (loss)	$ (308,882)	$ (707,460)
Adjustments to reconcile net income (loss) to net cash provided (used) by operating activities:
Depreciation and amortization	226,281	223,273
Amortization of debt discount	0	18,037
Accretion of asset retirement obligation	2,654	1,537
Common stock issued for services	0	136,000
Common stock payable for directors fees	28,125	31,250
Other, net	(660)	(598)
Change in:
Accounts receivable	54,761	103,205
Inventories	(16,649)	(132,387)
IVA receivable and other assets	2,083	(34,018)
Accounts payable	(24,528)	119,082
Accrued payroll, taxes and interest	(38,147)	103,426
Other accrued liabilities	23,774	24,099
Payables to related party	14,923	28,964
Net cash provided (used) by operating activities	(36,265)	(85,590)
Cash Flows From Investing Activities:
Payment received on note receivable	0	400,000
Purchase of properties, plants and equipment	(96,271)	(312,568)
Net cash provided (used) by investing activities	(96,271)	87,432
Cash Flows From Financing Activities:
Change in checks issued and payable	56,102	(845)
Net borrowing from factor	6,347	(11,084)
Payment on advances from related party	(13,933)	0
Advances from related parties	0	125,200
Borrowing on notes payable to bank, net	2,488	0
Principal paid on notes payable to bank	0	(70,792)
Principal payments of long-term debt	(10,906)	(57,467)
Net cash provided (used) by financing activities	40,098	(14,988)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(92,438)	(13,146)
Cash and cash equivalents and restricted cash at beginning of period	172,767	113,897
Cash and cash equivalents and restricted cash at end of period	80,329	100,751
Noncash investing and financing activities:
Common stock payable issued to directors	0	136,000
Payable to related party satisfied with exercise of stock purchase warrant	$ 62,500	$ 0