A solid high in content of the element
and structurally in a non-graphitic state.
The use of the term carbon as a short term for a material consisting of
is incorrect. The use of the term carbon without a second noun or a clarifying adjective should be restricted to the
carbon. The term carbon can be used in combination with other nouns or clarifying adjectives for special types of carbon materials (
(Recommended terminology for the description of carbon as a solid (IUPAC Recommendations 1995))
on page 482