Answer:
The person who makes it has no need for it. The person who purchases it does not use it. The person who does use it does not know he or she is. What is it?
What goes in the water black and comes out red?
You can read it both ways, I wearอพ One way it's a number, reversed a snare.
I am two-faced but bear only one. I have no legs but travel widely. Men spill much blood over me. Kings leave their imprint on me. I have greatest power when given away, yet lust for me keeps me locked away.
When the son of the water returns to the parent, it dies. What is it?
I flow from the Homerโs mouth when he sees doughnuts.