Linked from
The 9 pages that link to Soft drink, each with the reason it gives.
CarbonationRelated: Carbon dioxide adds bite and affects the flavor of many soft drinks.
High-fructose corn syrupRelated: HFCS-55 is a common sweetener in many United States soft drinks.
Sodium benzoateRelated: Acidic soft drinks are a familiar setting for sodium benzoate preservation.
Potassium benzoateRelated: Acidic drinks are a common setting for benzoate preservation.