1. Disinfection. Before using the new water bottle, it needs to be disinfected. Pour a spoonful of vinegar or tea into the bottle, put it in 80% hot water, and brew the vinegar or tea. Next, pour out the dirty water.
2. Repeat cleaning. Fill the thermos with hot water of 50-70 degrees again, the water depth is about 80%, shake it gently with your hands several times to make the water impact the inner wall of the bottle, you can clean the dirt again, pour hot water repeatedly to wash it several times, The water bottle can be thoroughly cleaned.
3. Set aside for a day. After the vinegar smell inside the new water bottle is removed, you can fill the water bottle with hot water, leave it for a day, pour out the water the next day, wash it twice before use, and then do not alternate between hot and cold water during use. Use, otherwise it will reduce the life of the new water bottle.
