1, salt, the new kettle can be cleaned with salt for the first time. First, pour half a pot of tap water into the new kettle, add 2 spoonfuls of salt, then shake the new kettle up and down, then boil the salt water in the new kettle, and finally pour out the salt water. Repeat the operation several times.

2, tea, the new kettle can be cleaned with tea for the first time. First, put a proper amount of tea leaves in the new kettle, then pour tap water, then boil the tea leaves in the new kettle and pour them out, so as to remove the peculiar smell and some impurities in the new kettle.

3, orange peel, the new kettle can be cleaned with orange peel for the first time, first put the new kettle into fresh orange peel, then pour tap water, put it on the base to boil, then simmer the orange peel for 3~4 hours, and finally pour off the orange peel water and rinse it with tap water.