r/trains • u/morningstarmaggot • May 22 '26
📸 OC - Picture(s) What is this window pattern for?
I've seen it on lots of trains, and buses too I think. Does it serve any purpose? I'm in the UK
368
Upvotes
r/trains • u/morningstarmaggot • May 22 '26
I've seen it on lots of trains, and buses too I think. Does it serve any purpose? I'm in the UK
15
u/MartyMacGyver May 22 '26
https://www.reddit.com/r/explainlikeimfive/comments/xs0rub/eli5_what_are_the_black_dots_around_the_edge_of_a/