samedi 18 février 2017

Avoiding Oxygenation When Bottling And Kegging

By Cynthia Wood


Commercial brewers already know effects of oxygen. That is why they put measures to avoid it. Home brewers ought to be very cautious. The gas considerably affects stability of the final product. It does not have the desired flavor. People doing Bottling and Kegging on small scale should be careful. Observe standards to make sure that your product is the best.

Oxygen is good before the fermentation process begins. It is important at this stage. Proper yeast growth depends on presence of this gas. Because of this, most brewers ensure proper aeration of alcoholic drinks. Yeast growth is important. Over oxygenation is not common in this stage. It may happen when pure blast is used. During early stages of fermentation, yeast exhausts all gas. It is used for growth and expansion.

This particular gas will no longer be needed in the next stages. It becomes a contaminant. That is why beer balls and keg containers with pumps have poor quality drinks. This stems from oxygenation. Pumps will add air into beer. Such beer is nor refreshing. People are expected to empty the containers in a few hours. The quality is lost after few hours. Use better equipment.

The bottom line is that this air is bad. Even small quantities can affect the finished beer. It rapidly destroys it. There is also compromise of flavor stability. One cannot know the clarity of this beer. Air normally interacts with tannins and polyphenols in beers. This creates a chill haze. This beer will have a permanent haze which is not desirable.

Carbon dioxide normally sits above this beer. It is a heavy gas. This gas serves the purpose of protectively covering the drink. Its protection enables beer to improve in quality as aging takes place. Quality is hard to keep in home brewing. This is because air is introduced in the process of transferring liquids from vessels. There may be excessive oxygenation because of excessive splashing, pool seals, small leaks and poor kegging systems.

Find better ways to curb oxygenation. Make transfers less. Only do it when necessary. Most brewers will shun secondary fermentations because of the same reasons. Conical fermenters are used by commercial fermenters. They easily remove yeast. This stops unnecessary transfers. Oxygen barriers can help to a great extent. They maintain beer quality. Stainless fermenters and glasses are good barriers. Do not use plastics because they allow air in.

Always avoid splashing at all costs. It causes a lot of air entry. Make use of quality siphoning tools. A lot of gas penetrates poorly sealed containers. Make sure that carbon dioxide is enough in the containers. In bottling process, splashing should be highly avoided. You can utilize bottle caps which absorb oxygen to a great extent.

These tips help brewers to a great extent. They should be aware that oxygen affects their work. Minimize its entry into containers. People should also avoid bottle bombs. Make use of quality ingredient. Do not be in a hurry. Allow the fermentation process to end as expected. Buy bottles of high quality. Inspect them before bringing them to your home. Beer should also be stores in cool places.




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