You can use this vintage metal milk can as a decorative piece in your home, like placing it on a table or in a corner to add a touch of old - world charm. You could also use it to hold flowers, creating a rustic floral arrangement. When handling the can, be careful as it's a vintage item and may have some delicate parts. To maintain it, simply wipe it with a dry cloth regularly. Avoid using harsh chemicals as they might damage the metal's patina. If you want to display it outdoors, make sure to keep it in a sheltered area to prevent rusting from excessive moisture.