3 ms·
> Not just inefficient What? I thought wheel deformation was a huge source of drag and steel tires were one of the main reasons why trains were comparatively e
by jjoonathan 3y ago
> Not just inefficient
What? I thought wheel deformation was a huge source of drag and steel tires were one of the main reasons why trains were comparatively efficient.
- TylerE 3y agoThey are. This article is just...wrong.