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Statements of Cash Flows - USD ($)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss $ (2,493,805) $ (78,292)
Adjustments to reconcile net loss to net cash (used for) provided by operating activities:    
Depreciation 2,468,479 2,442,036
Amortization of intangible assets 19,104 19,104
Amortization of debt issuance costs 7,658 7,841
Stock-based compensation 266,244 144,313
(Gain) loss on disposal of property, plant and equipment (7,334) 30,963
Non-cash rent expense 28,476 10,716
Changes in:    
Trade accounts receivable 935,629 (897,428)
Accrued interest income   495
Inventory (2,948,565) (997,460)
Prepaid expenses and other current assets (110,858) 26,064
Other assets (50,513) 58
Accounts payable and accrued expenses 341,614 245,760
Net cash (used for) provided by operating activities (1,543,871) 954,170
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchase of property, plant and equipment (3,975,274) (2,608,649)
Maturities of investment 996,000
Proceeds from sale of property, plant and equipment 11,000 15,290
Net cash used for investing activities (3,964,274) (1,597,359)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from public offering, net 4,233,026
Proceeds from debt issuance 2,000,000 400,000
Debt principal repayments (897,125) (768,271)
(Payments) net adjustments of debt issuance costs (19,306) 2,272
Proceeds from exercise of stock options 30,670 11,693
Net cash provided by financing activities 1,114,239 3,878,720
NET (DECREASE) INCREASE IN CASH AND CASH EQUIVALENTS (4,393,906) 3,235,531
BEGINNING CASH AND CASH EQUIVALENTS 10,185,468 6,949,937
ENDING CASH AND CASH EQUIVALENTS 5,791,562 10,185,468
CASH PAID FOR:    
Income taxes 4,923 5,110
Interest expense 338,516 308,682
NON-CASH ACTIVITIES:    
Change in capital expenditures included in accounts payable and accrued expenses (44,998) (18,263)
Surrender of shares to exercise stock options 165,337
Lease liability arising from obtaining right-of-use asset $ 1,184,727