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Note 6 - Inventory - Major Classes of Inventory (Details) - USD ($) | May 31, 2022 | Nov. 30, 2021
--- | --- | ---
Raw materials | $ 9,505,663 | $ 8,289,386
Work in process | 414,158 | 357,721
Finished goods | 2,918,826 | 3,088,739
Total Gross Inventory | 12,838,647 | 11,735,846
Less: Reserves | (1,951,452) | (2,525,743)
Net Inventory | $ 10,887,195 | $ 9,210,103

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