There is a great difference between good wine and bad wine, mainly in the following aspects:
1. Smell aroma: The compound aroma of high-quality wine is outstanding, and the main high-grade aroma is aged aroma and cellar aroma; Poor-grade wines generally highlight bad aroma and essence aroma;
2, color: high-quality wine, generally colorless or yellowish, obvious hanging cup; Poor grade wine may appear colorless or slightly tarnished, and the hanging cup is not obvious;
3. Taste: the senses of high-quality wine are mainly cotton, sweet, clean and refreshing, supplemented by a long aftertaste; Inferior wine has the phenomenon of uncoordinated taste and unpleasant aftertaste;
4. Reaction after drinking: High-quality wine often has less side effects on the human body after drinking, and there is no bad feeling after waking up the next day; Inferior wine, high fusel oil, dry mouth and forgetfulness.