How long is the shelf life of beer? How can beer be preserved
4hw.com.cn: beer is a kind of alcoholic beverage we see in our life. Beer is very popular on the table. Do you know the shelf life of beer? Does beer have a shelf life? Let's take a look at it with sihai.com.
How long is the shelf life of beer
According to international regulations, beer has a shelf life of 4 months. In general, bottled beer can be preserved for half a year, and canned beer can be preserved for about 1 year. In recent years, due to the popularity of refrigerators and other means of preservation, the shelf life of beer can reach more than 1 year or longer, but the taste of this kind of beer will be significantly poor.
Can I have expired beer
Some old beers can be drunk.
Beer has a certain shelf life, plus the right preservation method, it can be stored for a long time. Some beers are still clear after the shelf life. Although this kind of beer has expired, it has not deteriorated, and it can be drunk. But if there are darker colors, turbid precipitation and strange taste, this kind of beer can not be drunk.
How to keep beer
Fridge fresh keeping
The main reason of beer deterioration is high temperature and oxidation. The low temperature preservation of the refrigerator can delay the deterioration of the beer. Putting the bought beer in the fresh-keeping layer of the refrigerator can prolong the shelf life of the beer.
Note: Although beer can be kept fresh in the refrigerator, it cannot be kept in the frozen layer to prevent explosion.
Keep in the shade
If there is a large amount of beer at home, or there is no refrigerator at home, you can also put the beer in a cool place. Low temperature and light avoidance can effectively delay the deterioration of the beer.
Storage in dark bottle
Beer contains a lot of carbonic acid, which will produce a lot of carbon dioxide in the light and high temperature environment. In addition to explosion, it will also accelerate the deterioration of beer. Therefore, when buying beer, it is better to use dark glass bottle for preservation than white glass bottle.