What is the rarest metal you could put in a ring for your sweetheart? This video features fun experiments and informational tidbits about elements while searching for the answer of this very question.
Channels: Chemistry (General) Interesting Science Inorganic chemistry
Tags: precious metals elements chemistry
Uploaded by: layne.ransom.5 ( Send Message ) on 26-11-2012.
Duration: 7m 10s