Aired Friday 20 September,
4:00am - 4:30amon Quest +1
How It's Made
Series 14 Episode 11: Graphite Pencil Leads, Clarinets, Special EffectsMore everyday items are put under the microscope as we discover how graphite pencil leads, clarinets and special effects are made.
- Category
- Documentary / Science
- Original air date
- 11/12/2009
Cast and crew
