Note 1 - Summary of Significant Accounting Policies - Schedule of Inventory (Details) - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Finished goods	$ 32,967	$ 62,932
Raw materials	183,216	141,028
Work-In-Process	56,373	61,085
Total	$ 272,556	$ 265,045

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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