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Description of Business and Summary of Significant Accounting Policies (Details Narrative) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Net (loss) income $ 109,203 $ 55,648 $ 327,143 $ 18,057 $ 248,744
Accumulated deficit 9,206,936   9,206,936   8,879,793
Allowance for doubtful accounts 9,200   9,200   16,848
Advertising and trade show expense 12,714 11,970 28,963 13,127  
Research and development costs 36,744 $ 642 $ 43,176 $ 1,205  
Percentage of minimum deposit for custom and large tank fill systems     50.00%    
Percentage of restocking fees     15.00%    
Customer deposits and unearned revenue $ 70,664   $ 70,664   $ 97,249
Income tax rate, description     On December 22, 2017, the Tax Cuts and Jobs Act of 2017 (the “Jobs Act”) was signed into law making significant changes to the Internal Revenue Code. Changes include, but are not limited to, a United States corporate tax rate decrease from 35% to 21% effective for tax years beginning after December 31, 2017.    
Effective tax rates     21.00%    
Potentially dilutive shares included from dilutive earnings per share     62,164,296 50,807,948  
Furniture, Fixtures, Equipment and Leasehold Improvements [Member] | Minimum [Member]          
Property, plant and equipment, useful life     3 years    
Furniture, Fixtures, Equipment and Leasehold Improvements [Member] | Maximum [Member]          
Property, plant and equipment, useful life     5 years