After the kettle is boiled, it can be kept warm for drinking. Because the tap water has been sterilized when it is boiled. Instead of pouring it out, put it in an electric kettle and let it cool automatically. It's more convenient to drink this way. It belongs to warm water. Warm water is good for people. First of all, he doesn't burn his mouth. It crosses 100 degrees. Disinfected. It tastes safe.