The Most Expensive Substances In The World | Price Comparison
Most EXPENSIVE Substances In The World!
The most expensive element on Earth: $1 billion per gram!
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Price Comparison (Most Expensive Substance)
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Top 10 Most EXPENSIVE Substances On Earth | 2020
The World’s Most Expensive Substance Costs $62.5 Trillion and You Probably Didn’t Know About It!
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Comparison: Most Expensive Materials
One of the most EXPENSIVE Substances on Earth . $100 Billion per gram.
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