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Steve wrote: I've always assumed they used real lead at one time or that name would have never been used. I wonder how long ago real lead was last used? Real lead was never used. Apparently pure graphite was intially referred to as "plumbago"--black lead-- because people thought it was a form of lead. Apparently the thinking was something like this"...hmmm, soft, heavy, black, sort of greasy feeling, must be lead." Chemistry wasn't an exact science back then. J. Del Col |
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