Combined approach for using brewers’ grains
Dual use | About two million tons of wet brewers’ grains come from German breweries every year. Traditionally, this is almost exclusively used as animal fodder [1]. However, in the wake of restructuring in agriculture and corporate amalgamations in the food sector, with an associated rise in waste from the food sector, such use is becoming increasingly problematic [2]. New recycling routes have thus to be found. Recovery of energy from the high organic content in brewers’ grain is of particular interest.
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