HiddenLayer555@lemmy.ml to Share Funny Videos, Images, Memes, Quotes and more @lemmy.mlEnglish · edit-21 year agoWhy don't railroads need expansion joints?www.youtube.comexternal-linkmessage-square0fedilinkarrow-up13arrow-down11file-textcross-posted to: videos@lemmy.world
arrow-up12arrow-down1external-linkWhy don't railroads need expansion joints?www.youtube.comHiddenLayer555@lemmy.ml to Share Funny Videos, Images, Memes, Quotes and more @lemmy.mlEnglish · edit-21 year agomessage-square0fedilinkfile-textcross-posted to: videos@lemmy.world
Practical Engineering’s video on this is also really good: https://www.youtube.com/watch?v=zqmOSMAtadc