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Property Plant and Equipment
 12 Months Ended
Dec. 31, 2021
Property, Plant and Equipment [Abstract]  
Property Plant and Equipment

Note 3. Property Plant and Equipment

 

Major classes of property and equipment at December 31, 2021 and 2020 consist of the following:

 

   2021   2020 
Furniture and fixtures  $1,524   $1,524 
Manufacturing equipment and customer equipment   3,800,238    3,573,528 
Leasehold improvements   4,886    4,886 
Vehicles   29,696    29,696 
    3,836,344    3,609,633 
Less: accumulated depreciation   (2,894,632)   (2,331,034)
    941,712    1,278,600 
Equipment not yet placed in service   646,331    644,313 
Property and equipment, net of depreciation  $1,588,043   $1,922,912 

 

We recorded depreciation expense related to these assets of $557,306 and $529,385 for the years ended December 31, 2021 and 2020, respectively. Depreciation expense in cost of goods sold was $17,673 and $18,938 for the years ended December 31, 2021 and 2020 respectively.