Inventories (Details) - USD ($)	Jun. 30, 2019	Dec. 31, 2018
Inventories (Details)
Raw materials	$ 90,667	$ 31,957
Work-in-progress	10,768	2,775
Finished goods	60,539	15,607
Inventories	$ 161,974	$ 50,339

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Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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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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Gross amount of unprocessed materials to be used in manufacturing or production process and supplies that will be consumed.

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Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer.

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