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Inventories
9 Months Ended
Sep. 30, 2016
Inventory Disclosure [Abstract]  
Inventories

7.

Inventories

Inventories are carried at the lower of cost or market, determined on the first-in, first-out (FIFO) method.

Inventories consisted of the following:

 

 

 

September 30,

2016

 

 

December 31,

2015

 

Raw materials

 

$

831,000

 

 

$

1,009,000

 

Work in process

 

 

934,000

 

 

 

816,000

 

Finished goods

 

 

2,181,000

 

 

 

2,473,000

 

 

 

$

3,946,000

 

 

$

4,298,000