How It's Made

How It's Made

Retractable Ballpoint Pens; Solar Salt; Tubas (14x13)

Final da temporada

Data de estreia: Jan 08, 2010

This episode demonstrates the production processes for Retractable Ballpoint Pens, Solar Salt, and Tubas and shows how each is made.

  • Estreia: Jan 2001
  • Episódios: 416
  • Seguidores: 165
  • Acabou
  • Science Channel
  • Segunda-Feira às 21