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Consolidated Statements of Cash Flows (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Cash Flows From Operating Activities: |  |  |
Net income (loss) | $ (558,536) | $ 636,920 | $ 805,213
Adjustments to reconcile net income (loss) to net cash provided by operating activities: |  |  |
Depreciation and amortization expense | 472,990 | 405,746 | 355,876
Accretion of asset retirement obligation | 8,040 |  |
Common stock issued for services | 221,228 |  | 117,000
Common stock payable to directors for services |  | 230,004 |
Impairment of properties, plant and equipment |  |  | 199,302
Deferred income taxes | 167,107 | 96,442 | (493,000)
Change in: |  |  |
Accounts receivable, net | 982,405 | (693,146) | (583,653)
Inventories | (125,376) | (923,522) | 54,145
Other current assets | (114,321) | (37,953) | (18,255)
Other assets | (443,730) | 40,000 | (94,766)
Accounts payable | 186,283 | 584,698 | 32,467
Accrued payroll, taxes and interest | (52,387) | 51,425 | 6,646
Other accrued liabilities | (89,072) | (100,836) | (8,357)
Deferred revenue | (43,760) | 43,760 | (73,022)
Payables to related parties | (84,452) | 83,914 | 7,754
Net cash provided (used) by operating activities | 526,419 | 417,452 | 307,350
Cash Flows From Investing Activities: |  |  |
Purchase of certificates of deposit | (244,090) | (466) | (395)
Purchase of properties, plants and equipment | (3,269,811) | (2,238,975) | (965,524)
Net cash used by investing activities | (3,513,901) | (2,239,441) | (965,919)
Cash Flows From Financing Activities: |  |  |
Net proceeds from (payments to) factor | (123,053) | 146,589 |
Proceeds from sale of common stock and warrants net of commissions | 4,624,763 | 1,160,217 | 799,522
Issuance of common stock pursuant to exercise of warrants | 60,000 |  |
Principal payments of long-term debt | (464,936) | (124,722) | (59,270)
Payments received on stock subscription agreements |  | 82,563 | 203,707
Change in checks issued and payable | (113,908) | 113,908 | (17,142)
Net cash provided by financing activities | 3,982,866 | 1,378,555 | 926,817
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS | 995,384 | (443,434) | 268,248
Cash and cash equivalents at beginning of period | 5,427 | 448,861 | 180,613
Cash and cash equivalents at end of period | 1,000,811 | 5,427 | 448,861
SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION |  |  |
Interest paid in cash (net of amount capitailzed) | 2,691 |  | 5,796
Properties, plants & equipment acquired with long-term debt | 1,732,581 | 234,775 | 30,500
Stock issued for subscription receivable |  |  | 180,000
Write-off of uncollectible stock subscriptions |  |  | $ 163,730

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