Tom Kloosterman is an environmental specialist with Wonder Makers Environmental. He is responsible for reviewing indoor contamination issues and providing guidance to the clients and contractor for resolving any identified problems. Tom assisted with the development of the ISSA Clean Standard K-12 and assisted CIRI with the development of the supervisor/assessor training program.
Since effective cleaning for health must be assessed by something more than a visual inspection, exactly how can the effectiveness of cleaning be judged?