(February 6, 2017 at 11:36 pm)mh.brewer Wrote:(February 3, 2017 at 9:51 pm)Fireball Wrote: Works great if you have a track that looks like sawteeth to match the half-wheel!
Didn't MythBusters address this?
Yabut, they didn't use a sawtooth track. Originally, steam locomotives had gear wheels and toothed tracks (on one rail) to ensure traction. But it was discovered that the weight was sufficient to keep traction and the teeth pretty much went away.
http://www.loc.gov/pictures/item/2006691760/
If you get to thinking you’re a person of some influence, try ordering somebody else’s dog around.