A beverage is a drink specifically prepared for human consumption. Beverages almost always largely consist of water. Water is essential for living, significantly more so than food. Hot beverages like coffee can cause scalding when drunk before cooling, or spilled.Coffee is one of the most widely consumed beverages in the world. It is prepared from the roasted seeds, commonly referred to as beans – of the coffee plant, and is usually served hot but can also be served cold. A typical 7 fluid ounce or 207 mL cup of coffee contains 80-140 milligrams of caffeine, depending on the method of preparation.