FAQs for Strongrinse The Coins

How do you clean coins that have oxidized?

Before you do anything, remember that you should never clean coins that you think may be collectible as this can greatly devalue them. If this isn'...Read more

Can Coca Cola clean a coin?

Yes, Coca Cola contains phosphoric acid, which can help remove oxidation or dirt from coins like pennies. But never clean a coin yourself if you th...Read more

Can you clean coins with vinegar?

First, if you think your coins might be of any value, do not clean them at all, since you can possibly damage them by soaking in cleaners like vine...Read more

How Do Professionals Clean Coins?

Professionals use non-abrasive cleaning methods and cleaners. The method will vary from coin to coin depending upon the age and composition of the...Read more

What is the Fastest Way to Clean Coins?

The fastest and safest way to clean coins is to wash your coins with mild hand soap and water. However, if you’d like to remove tarnish quickly you...Read more

Can You Use Bleach to Clean Coins?

Bleach is high in chlorides which are corroding to most metals, so no, it’s not recommended to use bleach to clean coins.Read more

​​What Coins Are Worth a Lot of Money?

There are several coins that are worth a lot of money, including the 1933 $20 Saint Gaudens double eagle, worth an estimated $18,872,250.Read more

How Do You Tell a Coin Has Been Cleaned?

You can tell if a coin has been cleaned because it has a dull luster, which is residue from a liquid cleaning agent. Also, check for scratches and...Read more

How Much Does It Cost to Get Coins Graded?

The cost to get coins graded varies depending on the coin. For a coin worth $150, expect to pay $20, and for rarer coins worth $50,000, you could p...Read more

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