16 Aug 2021 --- air up is the world’s first drinking bottle that flavors water only by scent with the help of retronasal smelling, according to its co-founder Lena Jüngst who speaks exclusively to PackagingInsights. She explains how the concept is good for consumer health and is a “more sustainable alternative” to flavored and sweetened beverages. Jüngst also shares the science behind how taste is transported through air.