What does it mean to put ice in the bathtub?

The act of putting ice cubes in the bathtub is usually to quickly reduce the water temperature during bathing, so as to achieve the purpose of cooling down. When the weather is hot in summer, people will feel the heat wave rolling, sweating more and feeling sultry. At this time, putting some ice cubes in the bathtub can quickly reduce the water temperature of the bathtub and bring a cool and comfortable feeling.