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NEW YORK TIMES
Two tourists attempt to pour the perfect pint during a visit to the Guinness Storehouse in Dublin, Ireland, in 2014. Nitro beers are alluring in appearance, but also in their silky smooth taste. For many years, if you wanted to enjoy a nitro beer you were limited to Guinness and a few other Irish and English brands, or you had to visit a pub that served beer on nitro.