Note 5 - Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Details) - USD ($)	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment, gross	$ 5,498,356	$ 4,897,255
Accumulated depreciation	(3,033,279)	(2,872,769)
Property, Plant and Equipment, net	2,465,077	2,024,486
Furniture and Fixtures [Member]
Property, Plant and Equipment, gross	$ 287,463	284,020
Furniture and Fixtures [Member] | Minimum [Member]
Property, Plant and Equipment, useful life (Year)	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Property, Plant and Equipment, useful life (Year)	5 years
Transportation Equipment [Member]
Property, Plant and Equipment, gross	$ 114,708	114,708
Transportation Equipment [Member] | Minimum [Member]
Property, Plant and Equipment, useful life (Year)	5 years
Transportation Equipment [Member] | Maximum [Member]
Property, Plant and Equipment, useful life (Year)	10 years
Building [Member]
Property, Plant and Equipment, gross	$ 526,205	501,334
Property, Plant and Equipment, useful life (Year)	5 years
Production Equipment [Member]
Property, Plant and Equipment, gross	$ 4,569,980	$ 3,997,193
Production Equipment [Member] | Minimum [Member]
Property, Plant and Equipment, useful life (Year)	5 years
Production Equipment [Member] | Maximum [Member]
Property, Plant and Equipment, useful life (Year)	10 years