To model fluid dynamics in Guinness
, researchers tapped brewery scientists for numbers describing the beer's viscosity as well as the sizes, abundance, and contents of its bubbles.
Craig Glenday, editor of the Guinness
World Records, said: "Guinness
World Records inspires people everywhere to dream about breaking their own records and joining other record holders in the annual publication.
The 1798 Double Extra Stout is a modern recipe, but aged on oak that comes from vats made in 1798 for the original Guinness
Expert panellist Jonny Quinn of Snow Patrol spoke of his involvement with Guinness
Amplify: 'I've really enjoyed being involved in Guinness
Amplify over the last few months.
They will be anxious the new drink - simply called Guinness
Black Lager - doesn't suffer the same fate as other "innovations" that struggled in the shadow of the black stuff 's coveted brand image.
O'Neill's branch in Trinity Street, Cardiff, has a Guinness
cake for customers and local band Ginge and the Cello Bois playing, while O'Neill's in St Mary Street in Cardiff has Irish band Peel Your Own Spuds performing.
The new beer, called The 250 Anniversary Stout, is made to a very different recipe to standard draught Guinness
, in an attempt to help foreign barmen to pour it.
If you would like to register your team for the Guinness
Club Together scheme, send this form to: Guinness
Club Together, Wales on Sunday, PO Box 325, CF10 1XR Name.
owners Diageo have taken the unusual step of warning drinkers that Guinness
may be bad for them by issuing landlords with half a million glasses carrying the unit alert.
The shirts are signed by some of the world's best players such as Jonny Wilkinson, Danny Cipriani and Sebastien Chabal, demonstrating the strength of the Guinness
is noted for its creaminess, produced from an unusual mix of 80 percent nitrogen and 20 percent carbon dioxide, creating a smaller head.
The new Guinness
will be on sale at 142 pubs and bars across Britain by the end of next week.