How can i use an old perfume bottle?

put layers of colored sand in itHow can i use an old perfume bottle?
Use it for protection. Carry it in your purse, and if somebody tries to mug you, wack them over the head with the bottle...How can i use an old perfume bottle?
You can make your own perfume
clean it well and redill it with new perfume.or clean it and add food coloring and put it on your dresser or in the bathroom for show.