Vi fant 2 definisjoner av black lead på engelsk.
Noun |
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| black lead - used as a lubricant and as a moderator in nuclear reactors | ||
| graphite, plumbago | ||
| atomic number 6, carbon, c a copy made with carbon paper | ||
| pencil lead, lead the playing of a card to start a trick in bridge; "the lead was in the dummy" | ||
