Get Rid of Tough Stains on Marble

You probably think of marble as stone, but it is really petrified calcium (also known as old seashells). That explains why it is so porous and easily stained and damaged. Those stains can be hard to remove. If washing wont remove a stubborn stain, try this: Cut a lemon in half, dip the exposed flesh into some table salt, and rub it vigorously on the stain. But do this only as a last resort; acid can damage marble. Rinse well. Use These Lemons To Clean Easy and Effective