Laughing gas, scientifically known as nitrous oxide (N₂O), is a colorless gas with a slightly sweet odor. It is commonly used in dentistry and medicine for its anesthetic and analgesic properties. When inhaled, it can produce feelings of euphoria and relaxation, which is why it is often referred to as "laughing gas." In addition to its medical uses, nitrous oxide is also employed in the food industry, particularly in whipped cream dispensers. It acts as a propellant, helping to create the light, airy texture of whipped cream. However, it should be used responsibly, as misuse can lead to health risks.