You have all seen those little cardboard thingies that are put around a coffee cup from Starbucks and other coffee places. Did you know there is actually a name for them? They are called zarfs. A zarf was originally a metal chalice keep your hot coffee from burning your fingers. The fancy cup holder has morphed into the modern-day cardboard sleeve that comes wrapped around your hot coffee cup.
Next time you are in Starbucks, ask them if the zarf is free. It might be fun to watch the reaction from your barrister...