Steve Spangler Science: Taco Sauce Penny Cleaner

It’s one of those things you hear about but wonder if it’s true. Can you use taco sauce to clean the tarnish off of a penny?

Believe it or not, taco sauce does a great job of cleaning pennies, but how does it work? Which ingredients in the taco sauce really do the cleaning? Eight year old Jack Spangler tackled these questions as part of his science fair project and made a surprising discovery.


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