Common name for a perennial plant (Solanum tuberosum) of the family Solanaceae (nightshade family) and for its swollen underground stem, a tuber, which is one of the most widely used vegetables in Western temperate climates.
Distillation, process used to separate the substances composing a mixture. It involves a change of state, as of liquid to gas, and subsequent condensation. The process was probably first used in the production of intoxicating beverages.
The United States is the largest producer of beer in the world (about six billion gallons annually), and approximately 85 percent of the volume of alcoholic beverages sold in the United States each year is beer.