Ketchup is delicious, sure, but did you know that it's also effective at polishing copper? Yea, bet you find it a little less appetizing now. But ketchup isn't the only condiment or food that has dual purposes. In fact, many of the things you eat all the time have uses other than just keeping you satiated.
Here are 11 foods that do double-duty as cleaning products. You should always remember these, if for no other reason than they will save you money.
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