Shining pennies with vinegar is a straightforward and efficient option to restore their shine and luster. Pennies are fabricated from copper, which tarnishes over time when uncovered to air and moisture. This tarnishing course of creates a darkish, boring layer on the floor of the penny, obscuring its authentic shine. Vinegar is a light acid that helps to dissolve the tarnish, revealing the brilliant copper beneath.
To shine pennies with vinegar, you will have: