Maas Metal Polish Cream French Lavender 113g 5 "Brilliant!" Marjorie Webster 03 October 2020 I have an old copper kettle, handed down from my grandmother. It was badly tarnished, and covered in dents full of black carbon deposits from when it was used in wartime. This polish has improved it greatly. Used cotton buds to get into fiddly areas, as suggested by another reviewer. has taken a bit of work but most of the carbon deposits are gone, and the kettle is gleaming.