144

TIL some cities (like NYC) pump nitrogen into their phone lines to keep water out. (hackaday.com)

submitted 6 months ago by Shadow@lemmy.ca to c/todayilearned@lemmy.ml

11 comments fedilink hide all child comments

you are viewing a single comment's thread
view the rest of the comments

this post was submitted on 14 Mar 2024

144 points (98.6% liked)

Today I learned

7585 readers

1 users here now

founded 4 years ago

MODERATORS

sonder@lemmy.ml