Periodic Table of Videos - Beryllium

Beryllium is a very unknown substance. It is also very dangerous and can intoxicate a human. Beryllium, even in small doses, if inhaled can attack your lungs and can clog them resulting in death. Also, beryllium is the only metal that cannot be detected by X-ray radiation unlike all other metals. Another interesting fact i learned is that beryllium can be compressed so much that the atmosphere within the container made of beryllium cannot escape, even if its helium.