The Henry Ford's Innovation Nation

Season 4 Episode 14: Sound Tunnels

Host Mo Rocca shows us tunnels of sound with directional speakers; how silver thread has put an end to smelly clothes; the first modern copying machine; and, an innovative manual clothes washer.

Genre:

Documentary, Family, Kids, News

Seasons:

10

Episodes:

252

Cast:

Mo Rocca, Alie Ward, Adam Yamaguchi

Quality:

HD

Duration:

30 min

First Air:

2014

Rating:

5.0