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Heriot-Watt University



High gravity brewing and distilling

6 September 2011 | By Graham G. Stewart, GGStewart Associates and the International Centre of Brewing and Distilling, Heriot-Watt University

While the basic processes of malting, brewing and distilling were established long ago, it was in the late 19th century that the key scientific investigations commenced on beer and its production through the pioneering work of scientists such as Pasteur, Hansen, Sorenson, Brown and decades of subsequent research on process…


Natural antimicrobials derived from the cultivated hop (Humulus lupulusL.)

7 July 2011 | By Paul Hughes, School of Life Sciences, Heriot-Watt University

To many, consumers and non-consumers alike, there is an understanding that hops are an essential ingredient for the production of beer. However, the history of hop usage for beer production is not as venerable as beer production itself. The hop plant, Humulus lupulus L., was mentioned as early as the…


High gravity brewing – the pros and cons

7 March 2007 | By Graham G Stewart, Professor of Brewing, The International Centre for Brewing and Distilling, Heriot-Watt University, Edinburgh

During the past few decades, process optimisation and increased efficiencies have become priorities for many brewing companies worldwide. High gravity brewing is one method to achieve these objectives.