Tonic water and other tropical posts mixed the powder with soda and sugar, and tonic water was created. The first commercial tonic water was produced in 1858. The mixed drink gin and tonic also originated in British colonial India, when the British mixed their medicinal quinine tonic with gin. Since 2010, at least four tonic syrups have been available in the US. Consumers add carbonated water to the syrup to make tonic water, allowing drinkers to adjust the flavor intensity. Medicinal tonic water originally contained only carbonated water and a large amount of quinine. However, most tonic water today contains less quinine
Tonic (music) atonal context, often acting as axis or line of symmetry in an interval cycle. Pitch centricity was coined by Arthur Berger in his "Problems of Pitch Organization in Stravinsky". The tonic diatonic function includes 4 separate activities or roles as the principal goal tone, initiating event, generator of other tones, and the stable center neutralizing the tension between dominant and subdominant Tonic (music) In music, the tonic is the first scale degree of a diatonic scale (the first note of a scale) and the tonal center or final resolution tone that is commonly used in the final cadence in tonal