A litre is a metric unit of volume commonly used to measure liquids. It is equivalent to 1,000 cubic centimeters (cm³) or 1 cubic decimeter (dm³). The litre is widely used around the world, especially in countries that follow the metric system, for everyday purposes such as measuring beverages, cooking ingredients, and fuel. The symbol for litre is "L" or sometimes "l." It is important in various fields, including science, cooking, and industry. For example, a standard bottle of water typically contains 1 litre, making it easy to understand and compare quantities in daily life.