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Using your fingers or a clean toothbrush, apply a small amount of baking soda to the face and back of your coin and lightly rub. The baking soda will remove black and tarnish from the surfaces of the coin. Rinse the coin under distilled water again, and pat dry with a clean cloth.
- What can you soak old coins in to clean them? Vinegar. A common ingredient in DIY eco-friendly cleaners, the acetic acid in white vinegar can help wear away the contamination on your coins. Soak your coins in a glass or other non-corrosive container for at least 30 minutes, up to overnight, and then wipe with a clean cloth or scrub gently with an old toothbrush.
- "How do you clean an old bronze coin?" To be safe, after cleaning with vinegar or lemon juice, it is best to soak the coin in distilled water with a little baking soda added for a week. (Never use vinegar or lemon juice to clean bronze coins.) Silver coins can also be cleaned by placing them in an aluminum can filled with a baking soda and water mix.
- How do you clean old money? Place coins in a bowl and pour 1 teaspoon of salt and 1/4 cup of lemon juice to cover the coins. Let the coins soak for at least 5 minutes but not more than 15 minutes. Remove the coins and gently scrub the residue with the toothbrush. Rinse the dirt off with water and dry with a cloth.
- "How do you clean old ancient coins?" To clean ancient coins, scrape dirt off with the curved part of an X-acto knife. For best results, hold your coin in your hand, and gently scrape it in a circular motion. Alternatively, soak your coins in olive oil for a week before scrubbing them with a toothbrush.
- What's the best way to clean coins without damaging them? Take the coins out and sprinkle some baking soda over them; then use a soft-bristled toothbrush to brush them clean. Rinse them out thoroughly with hot water; using tongs or gloves to hold them to avoid burning your fingers. Place them on a soft, cotton towel and leave to air dry.
- How do you fix a clock that stops ticking? For mantle clocks with a pendulum, a temporary cure may be to place something under one side of the clock, such as a coin, and listen again to see if it's any better. If it's worse, place the coin under the other side instead and listen again. Add two or three coins if you need to until the tick sounds even.