This New Tech Cuts Through Rock Without Grinding Into It
Dec 17, 2021•9 min
Listen to this episode in Metacast mobile app
Don't just listen to podcasts. Learn from them with transcripts, summaries, and chapters for every episode. Skim, search, and bookmark insights. Learn more
Episode description
A startup called Petra uses super-hot gas to penetrate bedrock. The method could make it cheaper to move utilities underground—and make electric lines safer.
Learn about your ad choices: dovetail.prx.org/ad-choices
For the best experience, listen in Metacast app for iOS or Android