Some Of The Main Things Which Can Contaminate Beer
Everyone who runs a bar or pub has to clean their beer lines, and how often this should be done is a matter of some disagreement. Most people say that the beer lines should be cleaned with beer line cleaner every week, while others say that you can let that extend to two weeks. Whatever your opinion, the fact is that you are going to have to clean the lines with beer line cleaner on a regular basis. Some of the main contaminants which can affect beer lines include limescale which actually comes from the water you use to flush out the lines after using the beer line cleaner. This mostly affects cask beers because the lines are not usually flushed after each barrel is emptied. You can also see it in kettles and on taps as a solid white layer, and it is worse in hard water areas. Beerstone is formed from a chemical reaction between oxalic acid which is produced during the brewing process, and calcium from hard water. It looks like limescale except that it is brown or bei...