This event continues a long series of successful congresses organized worldwide by the IOA association to provide an international forum for all concerned with fundamental, engineering and applied aspects oxidation techniques involving ozone and and advanced oxidation systems.

It will the 24th IOA World Congress and Exhibition.

OUR HISTORY – WORLDWIDE SUCCESS
1973 Washington. 1975 Montréal. 1977 Paris. 1979 Houston. 1981 Berlin. 1983 Washington. 1985 Kyoto. 1987 Zurich. 1989 New York. 1991 Monte Carlo. 1993 San Francisco. 1995 Lille. 1997 Kyoto. 1999 Dearborn. 2001 London. 2003 Las Vegas. 2005 Strasbourg. 2007 Los Angeles. 2009 Tokyo, 2011 Paris. 2013 Las Vegas. 2015 Barcelona; 2017 Washington. 2019 Nice