Both amorphous carbon (lampblack) and graphite are used as black pigments.
soot
Carbon manifests itself in a number of allotropes. Amorphous: black particles like soot from a flame. Graphite: black hexagonal crystals that can slide over each other. Used in dry lubricants and...
they use zinc-carbon in batteries.
yes carbon is used for jewelry, dentist's drills and in factories. this is called diamond. it is used because it is very hard
graphite