| Property, plant and equipment |
| | As at November 30, 2021 | | | | Cost | | | Accumulated depreciation, write-down and impairment | | | Net book value | | Building | | $ | 1,939,801 | | | $ | (248,333 | ) | | $ | 1,691,468 | | Land | | | 1,632,003 | | | | - | | | | 1,632,003 | | Building and Land Improvements | | | 2,797,984 | | | | (754,713 | ) | | | 2,043,271 | | Machinery and equipment | | | 6,514,252 | | | | (6,514,252 | ) | | | - | | Office equipment and furniture | | | 294,146 | | | | (120,209 | ) | | | 173,937 | | | | $ | 13,178,186 | | | $ | (7,637,507 | ) | | $ | 5,540,679 | |
| | As at February 28, 2021 | | | | Cost | | | Accumulated depreciation, write-down and impairment | | | Net book value | | Building | | $ | 1,954,345 | | | $ | (201,589 | ) | | $ | 1,752,756 | | Land | | | 241,578 | | | | - | | | | 241,578 | | Building and Land Improvements | | | 1,804,872 | | | | (474,114 | ) | | | 1,330,758 | | Machinery and equipment | | | 6,514,252 | | | | (6,514,252 | ) | | | - | | Office equipment and furniture | | | 292,946 | | | | (104,987 | ) | | | 187,959 | | | | $ | 10,807,993 | | | $ | (7,294,942 | ) | | $ | 3,513,051 | |
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