Mead of the Bell Beaker Culture (c. 2800–1800 BCE). The earliest surviving description of mead is in the hymns of the "Rigveda", one of the sacred books of the historical Vedic religion and (later) Hinduism dated around 1700–1100 BC. During the Golden Age of ancient Greece, mead was said to be the preferred drink. Aristotle (384–322 BCE) discussed mead in his "Meteorologica" and elsewhere, while Pliny the Elder (23–79 CE) called mead "militites" in his "Naturalis Historia" and differentiated wine sweetened with honey or "honey-wine" from mead. The Hispanic-Roman naturalist Columella gave a recipe for mead in "De re rustica", about
Active ingredient form for a pharmaceutical contains the active pharmaceutical ingredient (API), which is the drug itself, and excipients, which are the substances of the tablet, or the liquid the API is suspended in, or other material that is pharmaceutically inert. Drugs are chosen primarily for their active ingredients. Patients often have difficulty identifying the active ingredients in their medication, and are often unaware of the notion of an active ingredient. When patients are on multiple medications, active ingredients can interfere with each other, often resulting in severe or life-threatening complications. There now exist online services which can identify the active ingredient