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2. Koh-i-Noor Hardtmuth - Wikipedia

   en.wikipedia.org/wiki/Koh-i-Noor_Hardtmuth

   In 1802, the company patented the first pencil lead made from a combination of kaolin and graphite. In 1848, Joseph's sons, Karl and Ludwig, took over the family business, and the production was relocated to the Bohemian city of Budweis (České Budějovice, within the current Czech Republic). The products were given awards in many world ...

3. Category:Pencils - Wikipedia

   en.wikipedia.org/wiki/Category:Pencils

   A pencil is a handheld instrument containing an interior strip of solid material that produces marks used to write and draw, usually on paper. The marking material is most commonly graphite, typically contained inside a wooden sheath. However, other marking materials are used, such as charcoal or cosmetics (as in an eyebrow pencil

4. Category:Drinking glasses - Wikipedia

   en.wikipedia.org/wiki/Category:Drinking_glasses

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5. Pencil - Wikipedia

   en.wikipedia.org/wiki/Pencil

   The usefulness of graphite for pencils was discovered as well, but initially graphite for pencils had to be smuggled out of England. Because graphite is soft, it requires some form of encasement. Graphite sticks were initially wrapped in string or sheepskin for stability. England would enjoy a monopoly on the production of pencils until a ...

6. Pencil drawing - Wikipedia

   en.wikipedia.org/wiki/Pencil_drawing

   Pencil drawings were not known before the 17th century, [1] with the modern concept of pencil drawings taking shape in the 18th and 19th centuries. [1] Pencil drawings succeeded the older metalpoint drawing stylus, which used metal instead of graphite. [1] Modern artists continue to use the graphite pencil for artworks and sketches. [1]

7. Mechanical pencil - Wikipedia

   en.wikipedia.org/wiki/Mechanical_pencil

   A typical construction of a ratchet-based mechanical pencil. A mechanical pencil or clutch pencil is a pencil with a replaceable and mechanically extendable solid pigment core called a "lead" / ˈ l ɛ d /. The lead, often made of graphite, is not bonded to the outer casing, and the user can mechanically extend it as its point is worn away from ...