The most expensive element on Earth: $1 billion per gram!
The Most Expensive Element on Earth!
Price Comparison (Most Expensive Substance)
Most expensive element in the world | $1 billion per gram?
Why and How Francium is Worth 1 Billion Dollars per Gram
One of the most EXPENSIVE Substances on Earth . $100 Billion per gram.
FRANCIUM 😱 World's Most Expensive Element! #facts #askiitians
The most expensive element on the earth | $1 billion per gram
The World's Most Expensive Materials. #RareMaterials #ExpensiveElements #Californium #Antimatter
Most expensive element: francium
The Most Expensive Element on Earth: 1 Gram = $1 Billion! 💰 | Francium Explained #facts#shorts
Top Ten Most Expensive Elements On Earth
The Most Expensive Element in the World
Most expensive elements #element #francium #carbon
10 Most Expensive Elements on Earth
The Most Expensive Element in the World | 1 Billion Dollars per Gram?
Top 10 Expensive Metals in the World || World's Most Expensive
12 Most Expensive Metals In The World
World's Most Expensive Element!
Most expensive and most Rarest Element on the Earth.#InWorld,#Rarest,#MosExpensiveElements
