1. Cleaning with toothpaste: If you still feel bad smell after cleaning with toothpaste, it is recommended that you soak the cup in boiling water for a while (don't boil it) to avoid forming scale on the glass surface that is difficult to remove.
2, boiling water+vinegar seasoning: first clean the cup, then pour boiling water into the cup, add 5ml vinegar, cover the cup, shake well, leave it for half an hour, and finally clean the cup.
3. Deodorization of milk: first clean the cup, then pour the milk into the cup, tighten the lid, then shake it evenly, and finally clean the cup.
3. Deodorization of apple peel: first, wash the cup with apple peel, or add warm water of about 50 degrees to the cup, then add the apple peel, cover the bottle cap, soak for 1 hour, and then rinse it with boiling water.
4. Deodorization of lemon or orange peel: clean the cup first, then put fresh orange peel or lemon slices into the cup, cover it, let it stand for about 3 to 4 hours, and then clean it.
5. Use hot 60-degree white wine: scald thoroughly, then brew strong tea and put it in the microwave oven. After 400 watts 10 minutes, it is naturally cooled. After pouring out for 24 hours, the smell of the cup will completely disappear and it can be cleaned very cleanly.
Extended data
Glass refers to a cup made of glass, usually made of high borosilicate glass and fired at a high temperature of more than 600 degrees. It is a new type of environmental protection teacup, which is favored by people more and more.
Because the glass contains no organic chemicals, when people drink water or other drinks from the glass, they don't have to worry about harmful chemicals being drunk into their stomachs, and the glass surface is smooth and easy to clean, so it is the healthiest and safest for people to drink water from the glass.
It is best to clean the glass cup immediately after each use. If it is too much trouble, you should also wash it at least once a day. You can wash it before going to bed at night and then dry it.
When cleaning the cup, not only the cup mouth, the cup bottom and the cup wall can not be ignored, especially the cup bottom, if not cleaned frequently, a large number of bacteria and impurities may precipitate.
References:
Baidu encyclopedia-glass (daily necessities)