19 Of The Most Expensive Substances In The World

Gold is an incredibly expensive substance. But many things are worth more than their weight in gold. Ranging from foods to creams to gems to things the average person can't fathom, we pulled together a list of 19 of the most expensive items in the world. Think we missed something? Let us know in the comments. 19. White Truffles Cost: Up to $5 per gram or $2,000 per pound What you do with it: This seasonal mushroom can be shaved over pasta, steak, eggs, and rice and infused in oil to sprinkl...