Condensed Balance Sheets (Unaudited) - USD ($)	Aug. 31, 2022	Feb. 28, 2022
Current assets
Cash and cash equivalents	$ 108,786	$ 150,217
Inventories	154,657	144,257
Prepaid and other current assets	108,604	255,453
Total current assets	372,047	549,927
Property and equipment, net	469,860	484,526
Operating lease right-of-use asset	911,013	1,000,467
Security deposit	159,595	159,595
Total assets	1,912,515	2,194,515
Current liabilities
Accounts payable (including $177,107 and $208,507 due to related party, respectively)	1,964,887	1,581,724
Accrued expenses (including $876,715 and $750,322 due to related party, respectively)	1,689,145	1,692,173
Customer advances	440,331	440,331
Notes payable, current portion	90,096	97,958
Convertible notes payable, current portion	1,402,971	1,402,971
Convertible note payable-related party, current portion	3,000,000	3,000,000
Notes payable-related parties, current portion	3,709,560	12,996,069
Operating lease liability, current portion	192,954	179,450
Derivative warrant liability	87,448	828,232
Total current liabilities	12,577,392	22,218,908
Notes payable, net of current portion	296,912	327,658
Note payable-related party, net of current portion	8,089,169
Operating lease liability, net of current portion	766,868	867,484
Total liabilities	21,730,341	23,414,050
Commitments and contingencies
Shareholders’ deficit
Common stock: $0.0001 par value; 150,000,000 shares authorized; 89,179,437 and 83,119,104 issued and outstanding at August 31, 2022 and February 28, 2022, respectively.	8,918	8,312
Additional paid-in capital	452,855,789	450,136,522
Accumulated deficit	(472,682,533)	(471,364,369)
Total shareholders’ deficit	(19,817,826)	(21,219,535)
Total liabilities and shareholders’ deficit	$ 1,912,515	$ 2,194,515