PepsiCo and Water.org, and in 2009 began cleaning new Gatorade bottles with purified air instead of rinsing with water, among other water conservation practices. In the United Kingdom, also in response to regional drought conditions, PepsiCo snacks brand Walkers' reduced water usage at its largest potato chip facility by 45 percent between the years 2001 and 2008. In doing so, the factory used machinery that captured water naturally contained in potatoes, and used it to offset the need for outside water. As a result of water reduction practices and efficiency improvements, PepsiCo in 2009 saved more than 12 billion liters of
PepsiCo syrup. PepsiCo also has formed partnerships with several beverage brands it does not own, in order to distribute or market them with its own brands. As of 2010, its partnerships include: Starbucks (Frappuccino, DoubleShot, and Iced Coffee), Unilever's Lipton brand (Lipton Brisk and Lipton Iced Tea), and Dole (licensed juices and drinks). "Frito-Lay North America", the result of a merger in 1961 between the Frito Company and the H.W. Lay Company, produces the top selling line of snack foods in the U.S. Its main brands in the U.S., Canada, and Mexico and include Lay's and Ruffles potato chips; Doritos tortilla