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black lead
Noun
used as a lubricant and as a moderator in nuclear reactors
synonym
graphite
plumbago
hypernym
atomic number 6
C
carbon
hyponym
lead
pencil
pencil lead
black lead vs C
black lead vs atomic number 6
black lead vs carbon
black lead vs graphite
black lead vs lead
black lead vs pencil
black lead vs pencil lead
black lead vs plumbago
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