I don't know. How do CARBON atoms
form a benzene ring?
The Big Bang Theory Season 2, Episode 13
Did you give any consideration
to CARBON nanotubes?
The Big Bang Theory Season 1, Episode 12
Unit cell contains two CARBON atoms.
The Big Bang Theory Season 3, Episode 14
Not lima beans. Carbon atoms.
The Big Bang Theory Season 3, Episode 14
and come home with
sacks full of CARBON
The Big Bang Theory Season 5, Episode 12