When you take the first sip of wine, when the wine passes through your throat, normal wine will be smooth, while problem wine will have a stimulating sensation. After swallowing wine, if the smell remaining in your mouth has a chemical smell or a bad smell, it is abnormal. Good wine must be refreshing when you drink it.
Other identification methods:
1. Look at the appearance of the wine bottle: Check whether the bottle label is clearly printed, whether there are counterfeit reprints, and whether there is any abnormality in the bottle cap. Also check to see if there are any signs of being opened. Look at the international barcode on the back of the bottle. For example, the international barcode in France is 3, so the barcode begins with 3. ?
2. Real wine will turn blue when encountering alkaline substances. For example, use an alkaline napkin (or pour some alkali on the napkin) and pour a little wine on it. If it is blended fake wine, the color will not change. ?
3. Check the wine liquid: Check whether the color of the wine is natural, whether there are any unknown suspended solids on the wine, and whether the weight of the wine is sufficient. A little precipitate at the bottom of a wine bottle is normal crystallization. When the wine goes bad, the color will look cloudy. ?
4. Look at the label on the wine stopper: Open the wine bottle and see if the text on the wooden wine stopper is the same as the text on the wine label. For large formal wineries, wine bottles and wine stoppers are specially designed. Generally small factories and counterfeiters cannot do this.
Extended information:
Red wine tasting sequence
Step one: control the temperature of red wine.
Traditionally, the temperature for drinking red wine is cool room temperature, between 18 and 21 degrees Celsius (white wine is between 9 and 12 degrees Celsius). At this temperature, red wines of various vintages are at their peak. Best condition. A bottle of chilled red wine will have more pronounced tannins than a bottle of cool room temperature red wine, resulting in a more astringent taste.
The correct way to do it when drinking is to pinch the pillars of the goblet with your fingers instead of holding the cup with your hands. Otherwise, the difference in temperature of the wine will affect the coordination of the wine.
Step 2: Sober up.
A bottle of wine that has been dusted for many years will have a peculiar smell when it is just opened. At this time, it is necessary to "awaken" the wine. Pour the wine into a beautiful decanter and wait for ten minutes, the odor of the wine will dissipate. Decanters are generally required to maximize the contact area between wine and air. After the red wine is fully oxidized, its rich aroma is revealed. This process can be extended, preferably an hour.
Step three: watch the wine.
The red color of red wine is enough to seduce people's hearts. When pouring red wine, the basic requirement is to hold the glass horizontally and prevent the wine from overflowing. Place the red wine glass horizontally on a white paper under sufficient light and look at the edge of the red wine. The wine with clear layers is mostly new, and the wine with uniform color is a bit old. If it is slightly brown, it may have touched a bottle. A vintage wine.
Step 4: Drink.
Before drinking the wine, take a deep sniff in the wine glass. At this time, you can already appreciate the fragrance of red wine. The fruity aroma of new wine is very strong, while the old wine will deeply convey this flamboyant personality. Reserved. Take a sip of red wine, let it stay in your mouth for a while, roll it on your tongue, take a deep breath to fully experience the red wine with your senses, and finally swallow it all, a delicate fragrance will immediately linger in it.
Step 5: Wine sequence.
When drinking, you should drink according to the principle of freshness first and oldness last, lightness first and strongness last.
People's Daily Online - Teach you how to read wine ID cards - wine labels
Baidu Encyclopedia - Red wine (alcoholic beverages)