Calgary to reintroduce fluoride to water following city council vote Fluoride is going back in Calgary water following a Monday decision at city hall. That decision follows a plebiscite question in the October municipal election that found 62 per cent of Calgarians voted in favour of reintroducing the substance dental associations say can prevent tooth decay. Previous article: Quebec to offer free dental services to vulnerable people in 5 pilot projects Prev Next article: Environmental interventions to reduce the consumption of sugar‐sweetened beverages and their effects on health Next