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- Trade fair
Cleanzone 2017: Large increase in visitors strengthens the trade fair's international and interdisciplinary position
When Cleanzone closed its doors on 18 October 2017, it had drawn approx. 1,200 visitors from 40 countries – an increase of 16 percent. There was an increase in both the number of international visitors and the number of German visitors compared to the previous event, and the international componen…