Alcohol is a chemical compound with the formula C2H5OH. It is a clear, colorless liquid with a pungent odor and is commonly used as a solvent, fuel, and disinfectant. Alcohol is also a psychoactive drug that can cause intoxication, and it is commonly consumed in beverages like beer, wine, and spirits. The production of alcohol involves fermentation of sugars and can be made from various sources, including grains, fruits, and vegetables. While alcohol has a wide range of uses, excessive consumption can lead to health problems and addiction.