Tonic water added is known as bitter lemon or bitter lime, respectively. The quinine in tonic water will fluoresce under ultraviolet light. In fact, the sensitivity of quinine to ultraviolet light is such that it will appear visibly fluorescent in direct sunlight. Tonic water Tonic water (or Indian tonic water) is a carbonated soft drink in which quinine is dissolved. Originally used as a prophylactic against malaria, tonic water usually now has a significantly lower quinine content and is consumed for its distinctive bitter flavor. It is often used in mixed drinks, particularly in gin and tonic. Quinine was added to the
Gin and tonic a gin and tonic. On one occasion where he serves as a bartender, the audience learns that he does not know what the drink consists of. Gin and tonic is one of John Constantine's drinks of choice in the "Hellblazer" comics. Gin and tonic is also the drink of choice for hero, Cat, in Jeaniene Frost's "Night Huntress" Series. Founded in 2010, International Gin & Tonic Day is celebrated worldwide on 19 October. Gin and tonic A gin and tonic is a highball cocktail made with gin and tonic water poured over ice. It is usually garnished with a slice