minus-squarepwalshj@lemmy.worldtoNo Stupid Questions@lemmy.world•Why is there steam coming out of the streets in New Yorklinkfedilinkarrow-up39·10 days agoThe tubes are there to raise minor steam leaks above street level so they don’t hinder visibility. Another interesting underground quirk we have is our pneumatic tube mail system. linkfedilink
The tubes are there to raise minor steam leaks above street level so they don’t hinder visibility.
Another interesting underground quirk we have is our pneumatic tube mail system.