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2. Concentrations of Risk (Details) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Sales to Three Largest Customers $ 7,136,360 $ 6,651,605 $ 7,600,178
Total percentage of revenue 64.75% 55.23% 57.94%
AlphaGaryCorporation [Member]
     
Sales to Three Largest Customers 3,700,945 3,245,612 1,771,173
General Electric [Member]
     
Sales to Three Largest Customers 781,200 0 0
KohlerCorporation [Member]
     
Sales to Three Largest Customers 2,654,215 2,286,938 2,941,143
PolymerProductsInc [Member]
     
Sales to Three Largest Customers $ 0 $ 1,119,055 $ 2,887,862