Note 1 - Summary of Significant Accounting Policies - Schedule of Inventory (Details) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Finished goods	$ 62,696	$ 58,701
Raw materials	86,413	127,003
Work-In-Process	61,241	55,362
Total	$ 210,350	$ 241,066

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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