Inventories

12 Months Ended

Oct. 31, 2021

Inventory Disclosure [Abstract]

Inventories

INVENTORIESInventories consisted of the following at:

	October 31, 2021		October 31, 2020
Raw materials	$	8,471,843	$	5,673,918
Spare parts and supplies	4,093,108		3,543,395
Work in process	1,074,341		804,455
Finished goods	1,108,850		656,202
Total	$	14,748,142	$	10,677,970

The Company did not record a lower of cost or net realizable value write-down on inventory for the fiscal years ended October 31, 2021 and 2020.