What Cleans A Penny The Best Science Project?
What Cleans A Penny The Best Science Project? What cleans a penny the best science project? Ketchup. Soak your pennies in ketchup to clean them like new. … Hot Sauce. Hot sauce, like Tabasco or taco sauce, also will remove the oxides off pennies. … Coke. Coke and off-brand colas will quickly remove the tarnish.