What is the Most Expensive Substance on Earth?
Something is expensive when it is rare, beautiful and in demand. Others are expensive because of the criminal risk in selling and buying them. Here are some interesting comparisons. Saffron = $11/gram Beluga caviar = $30/gram Gold = $48/gram Rhino horn = $100/gram Cocaine = $140/gram LSD = $2500/gram Plutonium = $3,900/gram GEMSTONES […]
