3 ms·
Hopefully they have a sandblaster mounted to the same train to clean the rails first, else they're gonna have to do this again every year...
by londons_explore 3mo ago
Hopefully they have a sandblaster mounted to the same train to clean the rails first, else they're gonna have to do this again every year...
- olyjohn 3mo agoOr they have a heavy rust converter (phosphoric acid?) built into it. Similar to a self-etching primer.