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Why don't railroads need expansion joints? (www.youtube.com)
submitted 2 weeks ago* (last edited 2 weeks ago) by HiddenLayer555@lemmy.ml to c/videos@lemmy.world
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Practical Engineering's video on this is also really good: https://www.youtube.com/watch?v=zqmOSMAtadc

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[-] RubberElectrons@lemmy.world 6 points 2 weeks ago

I'm glad people can see in 30 minutes a lot of the metallurgical and chemistry techniques I learned in my University days.

this post was submitted on 01 Jan 2025
104 points (94.1% liked)

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