No, cast iron tea pots typically do not make whistling sounds like traditional stovetop kettles. The whistling sound you are referring to is produced by a small steam-operated whistle attached to the spout of the kettle, which is activated when the water reaches boiling point and steam is forced through the whistle.
Cast iron tea pots, also known as tetsubin, are not designed with built-in whistles. They are primarily used for brewing and serving tea, particularly in Japanese tea ceremonies. These tea pots are known for their heat retention properties, which help keep the tea warm for an extended period.
If you are looking for a tea kettle that makes a whistling sound when the water boils, you would typically want to consider modern stovetop kettles made from materials like stainless steel or enamel-coated steel. These types of kettles often come with a built-in whistle mechanism that produces a distinct sound when the water reaches boiling point.