January 14, 2022

How pencils are made


From the Science Channel series “How It’s Made” at sciencechannel.com.

3 comments:

  1. How odd. Ferrules made of aluminum.

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  2. Cool video!

    They skip the step after the lacquering with yellow and before the addition of the ferrule, where somehow the black stripes and maker's mark, etc., are added… :(

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  3. The research demonstrating the viability of graphene for super-conduction relied on one of the Nobel Prize Winners for the discovery having spent countless hours slicing layers of graphite from pencils with a simple razor blade and examining them with scanning electron microscopy.

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