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The IOA was formed in 1973 to serve as the focal point for technology transfer and developments on ozone-related issues. For this purpose, IOA has served as the central , worldwide gathering and disseminating point on ozone information, bringing together scientists, engineers, systems designers, technologists, equipment manufacturers, and end users to share their experiences and research data on ozone and other related oxygen compounds.
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IOA-PAG Conference 2025
International Ozone Association Pan American Group Annual Conference & Expo
Dates: TBD
IOA World Congress 2025
27th International Ozone Association World Congress and Exhibition
8/25/2025 - 8/28/2025
IOA-PAG Conference 2026
International Ozone Association Pan American Group Annual Conference & Expo
Dates: TBD
IOA World Congress 2027
28th International Ozone Association World Congress and Exhibition
Dates: TBD



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