- Types:
- show 15 types...
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fullerene
a form of carbon having a large molecule consisting of an empty cage of sixty or more carbon atoms
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carbon 14, radiocarbon
a radioactive isotope of carbon
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char
a charred substance
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charcoal, wood coal
a carbonaceous material obtained by heating wood or other organic matter in the absence of air
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carbon black, crock, lampblack, smut, soot
a black colloidal substance consisting wholly or principally of amorphous carbon and used to make pigments and ink
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activated carbon, activated charcoal
powdered or granular carbon used for purifying by adsorption; given orally (as a slurry) it is an antidote for some kinds of poisons
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black lead, graphite, plumbago
used as a lubricant and as a moderator in nuclear reactors
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adamant, diamond
very hard native crystalline carbon valued as a gem
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lead, pencil lead
mixture of graphite with clay in different degrees of hardness; the marking substance in a pencil
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buckminsterfullerene, buckyball
a spheroidal fullerene; the first known example of a fullerene
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carbon nanotube, nanotube
a fullerene molecule having a cylindrical or toroidal shape
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animal black, animal charcoal, bone black, bone char
black substance containing char in the form of carbonized bone; used as a black pigment
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black diamond, carbonado
an inferior dark diamond used in industry for drilling and polishing
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pencil
graphite (or a similar substance) used in such a way as to be a medium of communication
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snuff
the charred portion of a candlewick
