Not only does this become
an early bone of contention in the power struggle between Harry and Paul, it also gives Swinton an extended opportunity to indulge in the graceful, expressive gesturing of the silent - movie actor, or, perhaps more appropriately, contemporary dance.
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.