Ytterby Mine (source of many elements) - Periodic Table of Videos
13:06
HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?
0:06
The Swedish town of Ytterby is immortalized in chemistry
12:44
Ytterbium - Periodic Table of Videos
8:08
Lead - Periodic Table of Videos
22:43
Tungsten (new) - Periodic Table of Videos
14:35
Hafnium - Periodic Table of Videos
7:21
Ytterby Mine Radioactive Rock Hunting
21:04