One tankful of it could fuel a car on a trip around Earth 520 times, while one gram of the material would have up to 50,000 times the explosive power of a gram of TNT.
Automobil s punim spremnikom hafnija mogao bi prijeći put oko Zemlje 520 puta, dok bi jedan gram tvari imao bi oko 50.000 puta jaču moć eksplozije od jednog grama TNT-a.