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SUPPLEMENTAL CASH FLOW INFORMATION | 12 Months Ended
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Dec. 31, 2021
SUPPLEMENTAL CASH FLOW INFORMATION [Abstract] |
SUPPLEMENTAL CASH FLOW INFORMATION |
6. | SUPPLEMENTAL CASH FLOW INFORMATION
For purposes of the consolidated statement of cash flows, the Company considers all highly liquid temporary investments with an original maturity of three months or less at the time of purchase to be cash equivalents. The Cash Flow Statement has been prepared using the indirect method, which requires a series of adjustments to reconcile net income for the period to net cash flows from operating activities. Non-cash investing and financing activities for the years ended December 31, 2021, 2020 and 2019 are presented below:
|  | 2021 |  |  | 2020 |  |  | 2019 |
Unpaid acquisition of PPE |  |  | 952,826 |  |  |  | 459,664 |  |  |  | 2,735,325 |
Principal payment of financial lease (1) |  |  | 597,517 |  |  |  | 288,252 |  |  |  | 306,673 |
Capitalization of finance costs |  |  | - |  |  |  | - |  |  |  | 916,898 |
(1) | Cancelled through compensation with trade receivables with the creditor. See Note 13.
Note 13 to these consolidated financial statements includes a reconciliation between the initial and final balance of the financial liabilities arising from financing activities.

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