CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Cash Flows from Operating Activities:
Net loss	$ (415,582)	$ (541,706)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	15,298	22,656
Amortization of operating lease asset	22,596	21,125
Stock issued for services		9,800
Loss on sale of equipment	15,011
Changes in assets and liabilities:
Accounts receivable	(10,511)	287,160
Inventory	(2,899)	(26,437)
Prepaid expenses	8,483	8,405
Accounts payable and accrued expenses	50,358	(30,353)
Operating lease liability	(22,596)	(21,125)
Accrued expenses – related parties	100,250	30,000
Net cash used in operating activities	(239,592)	(240,475)
Cash Flows from Investing Activities:
Sale of equipment	275,000	(5,067)
Net cash provided by (used in) Investing activities	275,000	(5,067)
Cash Flows from Financing Activities:
Repayment of equipment note payable	(175,398)	(33,564)
Loan payable issuance	75,085	111,971
Net cash (used in) provided by financing activities	(100,313)	78,407
Net decrease in cash and cash equivalents	(64,905)	(167,135)
Cash and cash equivalents, beginning of period	336,564	674,844
Cash and cash equivalents, end of period	271,659	507,709
Supplemental Disclosures
Cash paid during the period for interest	10,403	7,164
Cash paid during the period for taxes
Supplemental Disclosure of non-cash investing and financing activities
Operating lease asset obtained in exchange for operating lease liability
Stock issued for exercise of options in exchange for accounts payable		42,000
Stock issued for exercise of options in exchange for accrued expenses - related parties		$ 91,650