How It's Made Paving Asphalt/Marshmallow Cookies/Loudspeakers/Electronic Door Locks
Documentary

S5, E1: Paving asphalt, marshmallow cookies, loudspeakers, and electronic door locks. Where did they come from and how were they made?

2005 · 21m

Information

Released
2005
Run Time
21 min
Rated
G
Region of Origin
United States
© 2006 Discovery Communications Inc.

Languages

Original Audio
English
Audio

English (United States)