4. Prepaid Expenses and Deposits

Prepaid expenses and deposits as at November 30, 2021 and February 28, 2021 were as follows:

The Company has paid $739,863 of non-refundable cash deposits on machinery and equipment, $638,273 of which will be used in connection with the Terrebonne Facility in research and development activities will be expensed, and classified as research and development expenses, in the period the equipment is received. The Company also made $101,590 of non-refundable cash deposits on machinery and equipment that will be used in connection with the construction of our Infinite Loop^™ manufacturing facility in Bécancour, Québec which will be expensed in the period the equipment is received.