The viscometer is being used to monitor the viscosity of a by-product from the distillation called 'spent wash', ultimately used in the making of Distillers Dark Grains animal feed. 'North British', now owned by Lothian Distillers, was established in 1885 by a group of independent blenders including Andrew Usher, one of the pioneers of commercial whisky blending.

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Source: Processingtalk.com

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