Vegetarianism and beer a yeasty flavour. Finings are used to clear the beer of yeast – there are a variety of agents used as finings, including silicon dioxide, gelatin, polyclar, and isinglass. Isinglass is the most common fining used to clear cask ale. Isinglass is produced from the swim bladders of fish, usually sturgeon, though also those in the polynemidae, sciaenidae and siluridae families; as it is an animal product, cask ale cleared with isinglass is not considered vegetarian. A brewer may also use some form of animal product in the later stages of beer processing, such as glycerol monostearate, which is used
The Liffey Swim Bridge (Watling Street) to Custom House Quay under Rosie Hackett Bridge for first time; #1000 yards course at Islandbridge Memorial Park; ♣one mile course at Islandbridge Memorial Park; ♥First Liffey Swim for women on the classic Liffey Quays under the bridges course The Liffey Swim The Liffey Swim, currently titled the Jones Engineering Dublin City Liffey Swim, is an annual race in Dublin's main river, the Liffey, and is one of Ireland's most famous traditional sporting events. The race is managed by a voluntary not-for-profit organisation, Leinster Open Sea. The 99th Liffey Swim over a 2.2 km course took place