Back in the 18th century, quinine was drunk with water to be a preventative measure versus malaria. Afterwards, gin, lime and sugar were additional to really make it additional pleasant, as well as G&T was born. Beneath ultraviolet light-weight, the quinine in tonic water fluoresces, as seen with this bottle https://travisnalwg.bloggazzo.com/28328805/fascination-about-tonic-water-alcohol