Fixed Assets (Details) - USD ($)	3 Months Ended	12 Months Ended
	Oct. 31, 2021	Jul. 31, 2021
Production equipment	$ 836,785	$ 854,899
Furniture and office equipment	4,451	4,859
Buildings and improvements	442,023	450,206
Land	4,212,362	4,212,362
Purchase of fixed assets	$ 5,494,912	$ 5,522,326
Useful Life [Member]
Production equipment	5 years
Furniture and office equipment, useful life	5 years
Buildings and improvements	15 years
Additions [Member]
Furniture and office equipment	$ 0
Buildings and improvements	0
Land	0
Production equipment	35,023
Purchase of fixed assets	35,023
Accumulated Depreciation [Member]
Furniture and office equipment	(408)
Purchase of fixed assets	(62,439)
Production equipment	(53,848)
Buildings and improvements	(8,183)
Land	$ 0