3. Revenue Recognition (Details 2) - USD ($)	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Sales to largest customers	$ 1,986,630	$ 4,055,372
Total percentage of revenue	38.00%	49.05%
Mexichem Specialty Compounds Inc.
Sales to largest customers	$ 633,846	$ 1,823,194
GE Chaplin, Inc
Sales to largest customers	589,384	0
Nyacol Nanotechnologies
Sales to largest customers	417,501	1,099,504
Kohler Corporation
Sales to largest customers	$ 345,899	$ 1,132,674

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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