The Fine Art of Mixing Drinks dinner or mid-afternoon drinks accompanying cake or chocolate cookies, but they are anathema as a "cocktail" before a large meal. In terms of IBA Official Cocktails, Embury describes classic Before-Dinner Cocktails, which whet the appetite, not other categories. Embury breaks all cocktail ingredients down into three categories: The base is the principal ingredient of the cocktail. It is typically a single spirit such as rum, gin, or whiskey, and typically makes up 75 percent or more of the total volume of the cocktail before icing. The modifying agent is the ingredient that gives the cocktail its character. Its function is
Active ingredient Active ingredient An active ingredient (AI) is the ingredient in a pharmaceutical drug or pesticide that is biologically active. The similar terms active pharmaceutical ingredient (API) and bulk active are also used in medicine, and the term active substance may be used for natural products. Some medication products may contain more than one active ingredient. The traditional word for the API is pharmacon or pharmakon (from , adapted from pharmacos) which originally denoted a magical substance or drug. The terms active constituent or active principle are often chosen when referring to the active substance of interest in a plant (such