[ Events listing ](/en/news-events/events-trade-shows " Events listing") 20 - 22 April 2021 + Add to my calendar Close - [iCal calendar](https://www.veoliawatertech.com/en/event/calendar/ical/3086/calendar.ics) - [Outlook calendar](https://www.veoliawatertech.com/en/event/calendar/ical/3086/calendar.ics) - [Google calendar](https://www.google.com/calendar/event?action=TEMPLATE&dates=20210420/20210423&text=WEF%20Odors%20and%20Air%20Pollutants%202021&details=Virtual&trp=TRUE&sprop=https%3A//www.veoliawatertech.com/en/news-events/events-trade-shows/wef-odors-and-air-pollutants-2021) - [Yahoo! calendar](https://calendar.yahoo.com?v=60&title=WEF%20Odors%20and%20Air%20Pollutants%202021&desc=Virtual&url=https%3A//www.veoliawatertech.com/en/news-events/events-trade-shows/wef-odors-and-air-pollutants-2021&st=20210420&et=20210422) Veolia is a proud sponsor of WEF Odors and Air Pollutants, a Virtual Event to interact online and experience innovative topics, virtual peer-to-peer networking opportunities, and informative sessions from forward-thinking leaders in the water sector. Register to join our Technical Spotlight Presentation "**Environmental Solution to Eliminating Caustic & Sulfur Buildup in Vapor Phase Treatment"** on April 21st at 2:40pm. [Event website](https://www.wef.org/events/conferences/upcoming-conferences/odors-and-air-pollutants-conference-2021/ "WEF Odors and Air Pollutants")