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Inventories
3 Months Ended
Mar. 31, 2018
Inventory Disclosure [Abstract]  
Inventories

NOTE 4 – INVENTORIES

 

Inventories consisted of the following at March 31, 2018 and December 31, 2017:

 

    2018     2017  
             
Finished goods   $ 3,691,197     $ 4,611,973  
Spare parts     165,821       187,158  
Reserves for inventory obsolescence     (118,295 )     (172,562 )
                 
Inventories, net   $ 3,738,723     $ 4,626,569  

 

During the three months ended March 31, 2018 and 2017, the Company wrote off obsolete inventories of $0 and $24,531, respectively.