Skip to content
Pulse of the Planet
Radio Stations
Pulse Picks
The Pantanal
Annapurna
Casa de la Trova
Cajun Mardi Gras
Singing Up the Sun
About Us
Contact Us
SOFT TRENCHER
SOFT TRENCHER
A new kind of excavating machine uses powerful jets of air to dig without damaging crucial underground pipes and cables.
Air Date:
04/01/1996
Scientist:
Transcript:
Post navigation
FOOD STERILIZATION – Light
SOFT TRENCHER – Digging With Air