Diageo has announced the launch of a new India Pale Ale (IPA) for the US market that is said to make use of the same nitrogenation technology as its Guinness brand of stout. Guinness Nitro IPA is claimed to possess balanced flavour and aroma, creamy mouthfeel and a perfectly formed and long-lasting head of dense bubbles. It uses five hop varieties – Admiral, Celeia and the dry hops namely Challenger, …