Procedure: 1. Get 4 clean glass containers and using teaspoon, pour 2 teaspoons (1 teaspoon = 5mL) of muriatic acid into each container. muriatic acid into each container. 4 clean glass container " 1 a Using the graduated cylinder, Pour 2teaspoons of muriatic acid Pour 2 teaspoons of muriatic acid into each container 2. Prepare the iron nalt, copper wire, strips of aluminum and zinc metals Clean these metal samples by rubbing them with sandpaper or steel wool These are the car materials: wires​