Salt and Vinegar Penny Cleaner

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In this fun and exciting science experiment we will create a chemical reaction that will clean dirty old co...
In this fun and exciting science experiment we will create a chemical reaction that will clean dirty old copper pennies and make them shine like new! We will learn about chemistry and how oxides form on pennies making tarnish. Our chemical reaction uses vinegar and salt remove the tarnish and oxide. For more on this experiment visit: http://weirdsciencekids.com/VinegarPennyCleaner.html
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