On Smithsonian channel there is a show “Inside the Factory” The other night they went to a pencil factory in Germany. It’s pretty neat, a historian told the history of graphite. There is NO lead in a pencil. It’s graphite mixed with clay.
Gary Brookins and Susie MacNelly
June 10, 2017
May 20, 2021
On Smithsonian channel there is a show “Inside the Factory” The other night they went to a pencil factory in Germany. It’s pretty neat, a historian told the history of graphite. There is NO lead in a pencil. It’s graphite mixed with clay.