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PROPERTY, PLANT, AND EQUIPMENT
12 Months Ended
Dec. 31, 2019
PROPERTY, PLANT, AND EQUIPMENT  
PROPERTY, PLANT, AND EQUIPMENT

5.    PROPERTY, PLANT, AND EQUIPMENT

 

Property, plant, and equipment consist of the following:

 

 

 

 

 

 

 

 

 

 

December 31,

 

    

2019

    

2018

 

 

 

 

 

 

 

Land

 

$

261,893

 

$

261,893

Buildings and building improvements

 

 

11,566,115

 

 

11,566,115

Production equipment

 

 

19,903,236

 

 

19,948,303

Office furniture and equipment

 

 

3,527,577

 

 

3,540,846

Construction in progress

 

 

765,176

 

 

202,109

 

 

 

36,023,997

 

 

35,519,266

Accumulated depreciation

 

 

(25,391,940)

 

 

(24,667,519)

 

 

$

10,632,057

 

$

10,851,747

 

Depreciation expense for the years ended December 31, 2019, 2018, and 2017 was $851,673; $883,610; and $830,715, respectively.