Sentences with phrase «real ale aficionados»

But when in the early 1960s the German chemist Kurt Zosel hit on a novel way of removing caffeine from coffee beans, he could not have foreseen how the same technique would become the basis of a method for destroying toxic waste, the inspiration for ways of making industrially important chemicals without con - ventional, toxic solvents, and a bone of contention for real ale aficionados.