To clean ivory piano keys or other ivory objects, wipe with a solution of 1 tablespoon hydrogen peroxide and 1 cup water. Wear gloves to...

To remove rust or stains from porcelain fixtures, make a paste of cream of tartar and hydrogen peroxide. Apply a small amount and gently...

For hard to clean vases, clean them with denture-cleaning tablets. Put one or two tablets into the container and fill with warm water. ...