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Verb: blacklead  'blak,led
  1. Cover with graphite
Noun: black lead  blak led
  1. Used as a lubricant and as a moderator in nuclear reactors
    - graphite, plumbago

Derived forms: blackleading, blackleaded, blackleads, black leads

Type of: atomic number 6, C, carbon, cover

Encyclopedia: Blacklead

Black lead