Lithium Floats.The lightest metal in the universe, lighter than mineral oil, as light as balsa wood. The oxide and nitride coating has been scraped away in spots, revealing the silvery color of the fresh metal… 

Lithium Floats.

The lightest metal in the universe, lighter than mineral oil, as light as balsa wood. The oxide and nitride coating has been scraped away in spots, revealing the silvery color of the fresh metal…