Toothpaste can be used to clean leather shoes. If you have got some stains on the shoes, just rub with a damp cloth and toothpaste to remove the stain. . Remove rust from iron and metal with toothpaste

Wet an old toothbrush with lemon juice and scrub the crusted salt off the surface of the sink. The rust stains will be gone! Rinse the sink thoroughly with plain water and wipe it dry with a rag or paper towel. Products like CLR and Lime-Away are also very effective at removing rust stains

If a countertops develops rust stains, the easiest way to clean it is with a paste that can be made from lemon juice and baking soda. Let a rust-cleaning paste sit for half an hour before bringing the rust up with help from a professional house cleaner in this free video on housecleaning and housekeeping tips