You Spend More on Rust Than Gasoline (Probably) Posted by saberd on Tuesday August 02, 2022 @03:05PM from the youtube.com dept. https://www.youtube.com/watch?v=2RbiCOFffRs ( 2 comments | 8 points | on HN )
You already get solar cathodic protection systems for underground steel pipes carrying gas and oil:
https://www.matcor.com/solar-powered-cathodic-protection-sys...