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2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 1) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2017
Jun. 30, 2016
Net Revenue $ 1,380,000 $ 1,729,000 $ 2,479,000 $ 3,435,000
SteraMist Product [Member]        
Net Revenue 1,099,000 1,630,000 1,921,000 3,134,000
Service & Training [Member]        
Net Revenue 281,000 99,000 558,000 301,000
United States [Member]        
Net Revenue 1,002,000 1,286,000 1,831,000 2,263,000
International [Member]        
Net Revenue $ 378,000 $ 443,000 $ 648,000 $ 1,172,000