2. Sealing film: Ma O sealing film is cut in advance and then blown tightly with hot air, resulting in irregular radian at the bottom of the film, one side is long and the other side is short or not wrapped. After blowing, the fake film is cut off with a blade, which is generally flat, and there will be traces of knife cutting.
3, color: Ma O's sealing film will turn slightly blue under strong light, and the fake has not changed.
Extended data:
Precautions:
1, don't drink coffee or strong tea after drinking, because drinking coffee will aggravate water shortage and tea will leave the body in an excited state. Don't take a bath after drinking, because taking a hot bath can easily aggravate the user's drunkenness and even cause vomiting and syncope.
2. If you take a cold bath, blood vessels will contract and even rupture. Also be careful not to take medicine after drinking, especially antibiotics, which are prone to allergic reactions, such as rash and laryngeal edema.
Don't store wine with paint, gasoline, vinegar and vegetables, because the smell of these items is easily absorbed by wine, which will destroy the fragrance of wine.
4. Don't go to bed immediately after drinking. Alcohol is digested by the liver. If you sleep immediately after drinking, your metabolism will slow down, which is very bad for your liver and easy to get alcoholic hepatitis.
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