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does it have to be boring?A new plasma boring robot can dig tunnels 100 times faster and 98% cheaper.
A new plasma robot can dig tunnels 100 times faster and 98% cheaper
Earthgrid plans to re-wire grids across the U.S. at record speed at 0.62 miles per day with a spallation boring robot with several plasma torches mounted on large discsinterestingengineering.com