This audio file, titled "021358_Radiator.m4a", is a sound-effect centric recording featuring the distinct sounds associated with a radiator. The clip captures the unique foley effects produced by a radiator in operation. These include the hissing and clanking noises typically associated with steam or hot water passing through the radiator's pipes. The audio also captures the subtle yet characteristic expansion and contraction sounds that occur as the radiator heats up and cools down. This auditory representation vividly portrays the workings of a radiator, creating an immersive effect for listeners.