n-Decane is a straight-chain alkane with ten carbon atoms, commonly found in crude oil and as a component of diesel fuel. It is a colorless liquid at room temperature with a characteristic odor. n-Decane is used in laboratories as a solvent and in the production of various chemicals. It plays a role in food science as a flavoring agent and is also studied for its properties in combustion and energy applications. Its sensory characteristics include a mild, waxy smell, and it is often used in perfumery and fragrance formulations. In culinary contexts, it is not directly used but can be a trace component in certain oils and fats.