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v3.25.2

Summary of significant accounting policies (Details Narrative) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Apr. 30, 2021
Working Capital | $ 6,230,000 |  |  |
Accumulated other comprehensive income | (63,634) | $ (1,456) |  |
Gain from short term investments | $ 0 | 84,634 | $ 387,910 |
Estimated useful lives | 5 years |  |  |
Escrow |  | 52,187,762 |  | $ 600,000
Escrow account related to convertible notes and issuance of common shares amount |  | 52,187,762 |  |
Continuing Operations [Member] |  |  |  |
Employee benefits | $ 39,331 | 13,016 |  |
Pure Tech [Member] |  |  |  |
Minority shareholders ownership interests | 3.00% |  |  |
Escrow [Member] |  |  |  |
Escrow account related to convertible notes and issuance of common shares amount | $ 0 | 52,187,762 |  |
Accumulated Other Comprehensive Income Loss [Member] |  |  |  |
Accumulated other comprehensive income | $ 63,634 | $ 1,456 |  |

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- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 440 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478522/954-440-50-1 + Details
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