10. Income Taxes (Tables)

12 Months Ended

Dec. 31, 2019

Income Tax Disclosure [Abstract]

Reconciliation of the statutory federal income tax rates

	2019						2018
	($ in thousands)
				Percent of						Percent of
	Amount of tax			Pre-tax Loss			Amount of tax			Pre-tax Loss
Expected tax credit	$	(338	)		-21.0	%	$	(155	)		-21.0	%
State income taxes, net of
federal tax benefits		(65	)		-4.0	%		(29	)		-4.0	%
Decrease in environmental
liability		-			0.0	%		-			0.0	%
Increase (decrease) in valuation
allowance		403			25.0	%		184			25.0	%
	$	-			0.0	%	$	-			0.0	%

Deferred tax assets/liabilities

	2019			2018
	($ in thousands)
Deferred tax asset:
Net operating loss carryover	$	17,522		$	17,119
Expenses capitalized under IRC 263(a)		37			37
Tax credits (AMT)		57			57
Valuation allowance		(17,616	)		(17,213	)
Net deferred tax asset	$	-		$	-