Condensed Consolidated Statement of Changes in Stockholders' Equity - USD ($)	Total	Preferred Stock	Common Stock	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)
Balance, shares at Dec. 31, 2019		2,678,909	69,661,436
Balance, amount at Dec. 31, 2019	$ 8,467,142	$ 26,788	$ 696,614	$ 37,107,730	$ (29,363,990)
Issuance of common stock upon exercise of warrants, shares			250,000
Issuance of common stock upon exercise of warrants, amount	62,500	0	$ 2,500	60,000	0
Issuance of common stock to Directors, shares			295,463
Issuance of common stock to Directors, amount	130,483	0	$ 2,954	127,529	0
Issuance of common stock and warrants for cash, shares			5,742,858
Issuance of common stock and warrants for cash, amount	2,010,000	0	$ 57,428	1,952,572	0
Common stock issuance costs	(196,932)	0	0	(196,932)	0
Net loss	(1,576,405)	$ 0	$ 0	0	(1,576,405)
Balance, shares at Sep. 30, 2020		2,678,909	75,949,757
Balance, amount at Sep. 30, 2020	8,896,788	$ 26,788	$ 759,496	39,050,899	(30,940,395)
Balance, shares at Jun. 30, 2020		2,678,909	70,206,899
Balance, amount at Jun. 30, 2020	8,076,960	$ 26,788	$ 702,068	37,295,259	(29,947,155)
Issuance of common stock and warrants for cash, shares			5,742,858
Issuance of common stock and warrants for cash, amount	2,010,000	0	$ 57,428	1,952,572	0
Common stock issuance costs	(196,932)	0	0	(196,932)	0
Net loss	(993,240)	$ 0	$ 0	0	(993,240)
Balance, shares at Sep. 30, 2020		2,678,909	75,949,757
Balance, amount at Sep. 30, 2020	8,896,788	$ 26,788	$ 759,496	39,050,899	(30,940,395)
Balance, shares at Dec. 31, 2020		2,678,909	75,949,757
Balance, amount at Dec. 31, 2020	7,186,389	$ 26,788	$ 759,496	39,050,899	(32,650,794)
Issuance of common stock to Directors, shares			112,610
Issuance of common stock to Directors, amount	110,000	0	$ 1,126	108,874	0
Net loss	(97,579)	0	$ 0	0	(97,579)
Issuance of common stock for cash (Note 10), shares			26,290,000
Issuance of common stock for cash (Note 10), amount	24,997,000		$ 262,900	24,734,100	0
Common stock issuance costs (Note 10)	(1,654,820)	0	$ 0	(1,654,820)	0
Common stock issued upon exercise of warrants (Note 10), shares			3,765,477
Common stock issued upon exercise of warrants (Note 10), amount	1,790,703	$ 0	$ 37,655	1,753,048	0
Balance, shares at Sep. 30, 2021		2,678,909	106,117,844
Balance, amount at Sep. 30, 2021	32,331,693	$ 26,788	$ 1,061,177	63,992,101	(32,748,373)
Balance, shares at Jun. 30, 2021		2,678,909	106,005,234
Balance, amount at Jun. 30, 2021	32,320,925	$ 26,788	$ 1,060,051	63,883,227	(32,649,141)
Issuance of common stock to Directors, shares			112,610
Issuance of common stock to Directors, amount	110,000	0	$ 1,126	108,874	0
Net loss	(99,232)	$ 0	$ 0	0	(99,232)
Balance, shares at Sep. 30, 2021		2,678,909	106,117,844
Balance, amount at Sep. 30, 2021	$ 32,331,693	$ 26,788	$ 1,061,177	$ 63,992,101	$ (32,748,373)