Will vinegar clean pennies?
It sure will! Things You’ll Need: 1 part vinegar 1 part baking soda terrycloth washcloth Step1 Mix 1 part vinegar and 1 part baking soda until all baking soda is dissolved. Be prepared for a fizz up when you pour in the vinegar. Step2 Place your penny in this solution and leave it to soak overnight. Step3 Remove your penny from the vinegar solution. Rinse well with water. Step4 Dry your penny with a terrycloth washcloth.