Share: Title:Rubidium - Metal, that is More Expensive than GOLD! Duration: 5:32 Plays: 6.7M views Published: 8 years ago Download MP3 Download MP4 Simillar Videos ▶️ 16:52 How To Put Out The Hottest Flame? 6.7M views • 1 month ago ▶️ 6:27 Erbium - A Metal, Which Creates Quantum Internet! 6.7M views • 6 years ago ▶️ 3:37 Making Rayon Fiber - Artificial Silk, Chemical Experiment! 6.7M views • 10 years ago ▶️ 3:40 Beryllium - A Light Metal That Reflects Neutrons! 6.7M views • 7 years ago ▶️ 5:18 Yttrium - The Brightest Metal On Earth! 6.7M views • 5 years ago
