Add Yahoo as a preferred source to see more of our stories on Google. Years ago, the Insane Clown Posse proposed a thought-provoking question: Magnets, how do they work? Donald Trump's recent rant at ...
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Why would you want to detect metal? Oh, I don't know … maybe you want to find some gold in the ground. You could dig up ALL the dirt, or you could find the location that has the gold before you dig.
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