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INVENTORIES (Tables)
6 Months Ended 12 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Inventory Disclosure [Abstract]    
Inventories

Inventories summarized below are priced at the lower of first-in, first-out cost or net realizable value:

             
    June 30   December 31
    2021   2020
Finished goods   $ 7,217,000   $ 7,871,000
Raw and processed materials     715,000     826,000
    $ 7,932,000   $ 8,697,000

Inventories consist of:

               
   December 31 
   2020   2019 
Finished goods  $7,871,000   $6,728,000 
Raw and processed materials   826,000    1,803,000 
   $8,697,000   $8,531,000