I bet you can’t. But here’s a hint: It’s in your home right now. In fact, a batch of it is very probably within 3 feet of where you are seated. It’s vastly more expensive than gold. And guess what else: You go to a store routinely and pay for it. Can you guess what it is? By now, you probably can.
P.S. For more examples of shockingly high mark ups you pay on a 9 other common items, be sure to press the “next” link just below this part of the article.