Property, plant and equipment (Details) - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Schedule of company's equipment
Property, plant and equipment	$ 6,855,178	$ 6,327,629
Less: accumulated depreciation	(810,919)	(718,726)
Property, plant and equipment, net	6,044,259	5,608,903
Automobiles [Member]
Schedule of company's equipment
Property, plant and equipment	4,638	4,638
Computer equipment and software [Member]
Schedule of company's equipment
Property, plant and equipment	94,530	94,530
Furniture and other equipment [Member]
Schedule of company's equipment
Property, plant and equipment	271,798	271,798
Leasehold Improvements [Member]
Schedule of company's equipment
Property, plant and equipment	17,280	17,280
Equipment and machinery [Member]
Schedule of company's equipment
Property, plant and equipment	943,464	943,464
Building held for leases [Member]
Schedule of company's equipment
Property, plant and equipment	196,416	196,416
Laboratory and temporary units [Member]
Schedule of company's equipment
Property, plant and equipment	1,364,748	1,364,748
Land [Member]
Schedule of company's equipment
Property, plant and equipment	1,190,655	1,190,655
Construction in progress [Member]
Schedule of company's equipment
Property, plant and equipment	$ 2,771,649	$ 2,244,100

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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