Inside the Factory - Season 4 - Eps 8: Pencils
Gregg Wallace is in Germany at a historic pencil factory where they produce 600,000 writing implements a day. Cherry Healey examines the astonishing properties of graphite. Historian Ruth Goodman traces the origin of pencils to a 15th-century graphite discovery in the Borrowdale valley.
About Inside the Factory

Title: Inside the Factory
First Air Date: 2015-05-05
Last Air Date: 2025-02-04
Status: Returning Series
Rating: 7.8/10 (from 12 votes)
Language: EN
Seasons: 10
Total Episodes: 69
Network: BBC Two
Genres: Documentary
Production Companies: Voltage TV
Synopsis
Paddy McGuinness and Cherry Healey get exclusive access to some of the largest factories in Britain to reveal the secrets behind production on an epic scale.
Cast

Paddy McGuinness
Self - Presenter

Cherry Healey
Self - Presenter

Ruth Goodman
Self - Presenter