To make the Clyde Kettle sing, there's a marble trapped in the spout which vibrates against a reed to create the two-tone whistle. This marble is free to move around the spout and may make a slight rattling sound.
To make the Clyde Kettle sing, there's a marble trapped in the spout which vibrates against a reed to create the two-tone whistle. This marble is free to move around the spout and may make a slight rattling sound.