Gold means luxury, isnt it? The precious metal is often associated with royalty and wealth. However, this metal is not the most expensive substance in the world.
top 10 most valuable and expensive things found on this planet Subscribe to TheHub Do you have a few million dollars burning a hole in .
Youd need some serious walking around money to score a sample of these substances. Welcome to , and today were counting .
16 of the most expensive materials into the world For many centuries, lots of people have believed that gold is one of the most expensive materials in the world.